Leo Morey
Source: "Leo Morey Bibliography." Author Wars, https://authorwars.com/authors/leo-morey.html".
Titles:
Cover Art
- Unknown. Amazing Stories Quarterly, Fall 1931
- Unknown. Amazing Stories Quarterly, Fall 1934
- Unknown. Amazing Stories Quarterly, Fall-Winter 1932
- Unknown. Amazing Stories Quarterly, Spring 1930
- Unknown. Amazing Stories Quarterly, Spring 1931
- Unknown. Amazing Stories Quarterly, Summer 1930
- Unknown. Amazing Stories Quarterly, Summer 1931
- Unknown. Amazing Stories Quarterly, Winter 1931
- Unknown. Amazing Stories Quarterly, Winter 1932
- Unknown. Amazing Stories Quarterly, Winter 1933
- Unknown. Amazing Stories, April 1930
- Unknown. Amazing Stories, April 1931
- Unknown. Amazing Stories, April 1932
- Unknown. Amazing Stories, April 1934
- Unknown. Amazing Stories, April 1935
- Unknown. Amazing Stories, April 1936
- Unknown. Amazing Stories, April 1937
- Unknown. Amazing Stories, April 1938
- Unknown. Amazing Stories, August 1931
- Unknown. Amazing Stories, August 1932
- Unknown. Amazing Stories, August 1934
- Unknown. Amazing Stories, August 1935
- Unknown. Amazing Stories, August 1936
- Unknown. Amazing Stories, August 1937
- Unknown. Amazing Stories, August 1939
- Unknown. Amazing Stories, August 1940
- Unknown. Amazing Stories, August-September 1933
- Unknown. Amazing Stories, December 1930
- Unknown. Amazing Stories, December 1931
- Unknown. Amazing Stories, December 1932
- Unknown. Amazing Stories, December 1933
- Unknown. Amazing Stories, December 1934
- Unknown. Amazing Stories, December 1935
- Unknown. Amazing Stories, December 1936
- Unknown. Amazing Stories, December 1937
- Unknown. Amazing Stories, February 1930
- Unknown. Amazing Stories, February 1931
- Unknown. Amazing Stories, February 1932
- Unknown. Amazing Stories, February 1934
- Unknown. Amazing Stories, February 1935
- Unknown. Amazing Stories, February 1936
- Unknown. Amazing Stories, February 1937
- Unknown. Amazing Stories, February 1938
- Unknown. Amazing Stories, February 1941
- Unknown. Amazing Stories, January 1931
- Unknown. Amazing Stories, January 1932
- Unknown. Amazing Stories, January 1934
- Unknown. Amazing Stories, January 1935
- Unknown. Amazing Stories, July 1930
- Unknown. Amazing Stories, July 1931
- Unknown. Amazing Stories, July 1932
- Unknown. Amazing Stories, July 1934
- Unknown. Amazing Stories, July 1935
- Unknown. Amazing Stories, June 1930
- Unknown. Amazing Stories, June 1931
- Unknown. Amazing Stories, June 1932
- Unknown. Amazing Stories, June 1934
- Unknown. Amazing Stories, June 1935
- Unknown. Amazing Stories, June 1936
- Unknown. Amazing Stories, June 1937
- Unknown. Amazing Stories, March 1930
- Unknown. Amazing Stories, March 1931
- Unknown. Amazing Stories, March 1932
- Unknown. Amazing Stories, March 1934
- Unknown. Amazing Stories, March 1935
- Unknown. Amazing Stories, May 1930
- Unknown. Amazing Stories, May 1931
- Unknown. Amazing Stories, May 1932
- Unknown. Amazing Stories, May 1934
- Unknown. Amazing Stories, May 1935
- Unknown. Amazing Stories, November 1930
- Unknown. Amazing Stories, November 1931
- Unknown. Amazing Stories, November 1932
- Unknown. Amazing Stories, November 1933
- Unknown. Amazing Stories, November 1934
- Unknown. Amazing Stories, October 1930
- Unknown. Amazing Stories, October 1931
- Unknown. Amazing Stories, October 1932
- Unknown. Amazing Stories, October 1933
- Unknown. Amazing Stories, October 1934
- Unknown. Amazing Stories, October 1935
- Unknown. Amazing Stories, October 1936
- Unknown. Amazing Stories, October 1937
- Unknown. Amazing Stories, October 1940
- Unknown. Amazing Stories, September 1930
- Unknown. Amazing Stories, September 1931
- Unknown. Amazing Stories, September 1932
- Unknown. Amazing Stories, September 1934
- Unknown. Astonishing Stories, February 1941
- Unknown. Astonishing Stories, October 1942
- Unknown. Black Mask Pulp Story Reader #4
- Unknown. Comet, December 1940
- Unknown. Comet, July 1941
- Unknown. Comet, March 1941
- Unknown. Cosmic Stories, March 1941
- Unknown. Fantastic Adventures, July 1939
- Unknown. Fantasy Commentator, Fall 1996
- Unknown. Foundation, #85 Summer 2002
- Unknown. Future Combined with Science Fiction Stories No. 4
- Unknown. Future Combined with Science Fiction Stories, May 1951
- Unknown. Future Combined with Science Fiction Stories, September/October 1950
- Unknown. Science Fiction Adventure Classics, July 1972
- Unknown. Science Fiction Adventures, July 1973
- Unknown. Science Fiction Classics #16
- Unknown. Science Fiction Classics #19
- Unknown. Science Fiction Classics, Fall 1968
- Unknown. Science Fiction Classics, No. 1
- Unknown. Science Fiction Classics, Winter 1967
- Unknown. Science Fiction Quarterly (UK), May 1952
- Unknown. Science Fiction Quarterly, August 1951
- Unknown. Space Adventures (Classics), Spring 1970
- Unknown. Space Adventures (Classics), Winter 1970
- Unknown. Stirring Science Stories, February 1941
- Unknown. Super Science Novels Magazine, March 1941
- Unknown. Super Science Stories (Canadian), April 1943
- Unknown. Super Science Stories (Canadian), April 1944
- Unknown. Super Science Stories (Canadian), August 1942
- Unknown. Super Science Stories (Canadian), August 1943
- Unknown. Super Science Stories (Canadian), August 1944
- Unknown. Super Science Stories (Canadian), December 1943
- Unknown. Super Science Stories (Canadian), February 1943
- Unknown. Super Science Stories (Canadian), June 1943
- Unknown. Super Science Stories (Canadian), June 1944
- Unknown. Super Science Stories (Canadian), October 1942
- Unknown. Super Science Stories (Canadian), October 1943
- Unknown. Super Science Stories (Canadian), October 1944
- Unknown. Super Science Stories No. 7
- Unknown. Super Science Stories, August 1951
- Unknown. Super Science Stories, January 1941
- Unknown. Super Science Stories, November 1940
- Unknown. Terror Tales, November-December 1938
- Unknown. The Jameson Satellite / Planet of the Double Sun
- Unknown. The Time Machines: The Story of the Science-Fiction Pulp Magazines from the Beginning to 1950: The History of the Science-Fiction Magazine Volume I
- Unknown. The Universe Wreckers, The Collected Edmond Hamilton, Volume Three
- 1930. Amazing Stories Quarterly, Fall 1930
- 1932. Amazing Stories Quarterly, Spring-Summer 1932
- 1974. Les meilleurs récits de Amazing Stories
- 2007. The Runaway Skyscraper and Other Tales from the Pulps
- 2007. The Indulgence of Negu Mah
- 2009. Time's Mausoleum & The Sunless World
- 2011. The Man Who Found Zero: Early Science Fiction and Weird Fantasy from The Black Cat, 1896–1915
- 2012. Twisted Giant of Mars
- 2012. Battering Rams of Space
- 2013. "A" As in Android and Other Tales
- 2013. The Prince of Space / Power
- 2014. The Stone from the Green Star
- 2015. The Moon Pirates
- 2015. The Golden Age of Pulp Fiction Megapack, Vol. 1
- 2015. The Universe Wreckers
- 2015. The Professor Jameson Saga: Book One
- 2015. The Professor Jameson Saga: Book Two
- 2016. The Professor Jameson Saga: Book Three
- 2017. The Professor Jameson Saga: Book Four
- 2017. Life Everlasting
- 2017. Triplanetary (1934 serial version)
- 2018. The 41st Golden Age of Science Fiction Megapack
- 2018. The 39th Golden Age of Science Fiction Megapack
- 2018. The 45th Golden Age of Science Fiction Megapack: P. Schuyler Miller, Volume 2
- 2018. The Best of Amazing Stories: The 1930 Anthology
- 2020. The Best of Amazing Stories: The 1931 Anthology
- 2021. Beyond the Stratosphere / Crypt-City of the Deathless One
- 2021. The Golden Amazon
- 2021. The Monster and Three More Stories
- 2021. She Walked Alone
- 2022. Thunder in the Void
- 2022. World Beneath Ice
Interior Art
- Unknown. "21931"
- Unknown. "By Jove!" (Part 1 of 3)
- Unknown. "By Jove!" (Part 2 of 3)
- Unknown. "By Jove!" (Part 3 of 3)
- Unknown. "Labyrinth"
- Unknown. "On the Planet Fragment"
- Unknown. "When Atlantis Was" (Part 1 of 2)
- Unknown. 170 Miles a Minute
- Unknown. A 1930 Retail Store Window Card Promoting Amazing Stories
- Unknown. A Circe of Science
- Unknown. A Epos of Posi and Nega
- Unknown. A Matter of Ethics
- Unknown. A Matter of Nerves
- Unknown. A Modern Comedy of Science
- Unknown. A Planet for Your Thoughts
- Unknown. A Saga of Posi and Nega
- Unknown. A Statue for Father
- Unknown. A Twentieth Century Homunculus
- Unknown. A Vision of Venus
- Unknown. A Voice from the Ether
- Unknown. A Winter Amid the Ice, or The Cruise of the Jeune-Hardie
- Unknown. A World of Slaves
- Unknown. Abductor Minimi Digit
- Unknown. Abyss of Darkness
- Unknown. Across the Ages
- Unknown. Adrift on a Meteor
- Unknown. Adventures of Posi and Nega
- Unknown. Aftermath
- Unknown. Aftermath [2]
- Unknown. Aftermath [3]
- Unknown. Aftermath [4]
- Unknown. Age of the Cephalods
- Unknown. Aimless Asteroid
- Unknown. Amazing Stories Quarterly, Fall 1930 (cover)
- Unknown. Amazing Stories Quarterly, Winter 1930
- Unknown. Amazing Stories Quarterly, Winter 1931 (cover)
- Unknown. Amazing Stories Quarterly, Winter 1931 (cover) [2]
- Unknown. Amazing Stories, April 1930 (cover)
- Unknown. Amazing Stories, April 1931 (cover)
- Unknown. Amazing Stories, April 1932 (cover)
- Unknown. Amazing Stories, April 1935 (cover)
- Unknown. Amazing Stories, August 1931 (cover)
- Unknown. Amazing Stories, August 1932
- Unknown. Amazing Stories, August 1932 (cover)
- Unknown. Amazing Stories, August-September 1933 (cover)
- Unknown. Amazing Stories, February 1937 (cover)
- Unknown. Amazing Stories, February 1941 (cover)
- Unknown. Amazing Stories, January 1931 (cover)
- Unknown. Amazing Stories, January 1934 (cover)
- Unknown. Amazing Stories, July 1932
- Unknown. Amazing Stories, July 1933
- Unknown. Amazing Stories, June 1931 (cover)
- Unknown. Amazing Stories, March 1930 (cover)
- Unknown. Amazing Stories, March 1931 (cover)
- Unknown. Amazing Stories, May 1934 (cover)
- Unknown. Amazing Stories, November 1930 (cover)
- Unknown. Amazing Stories, November 1931 (cover)
- Unknown. Amazing Stories, November 1934 (cover)
- Unknown. Amazing Stories, October 1930 (cover)
- Unknown. Amazing Stories, October 1931 (cover)
- Unknown. Amazing Stories, October 1932 (cover)
- Unknown. Amazing Stories, October 1935 (cover)
- Unknown. Amazing Stories, September 1930
- Unknown. Amazing Stories, September 1932 (cover)
- Unknown. Ancients of Easter Island
- Unknown. Annus Mirabilis
- Unknown. Another Dimension
- Unknown. Antares Tryst
- Unknown. Appointment in Space
- Unknown. Are You There, Charlie?
- Unknown. Around Infinity
- Unknown. Arthur Conan Doyle - A Study in Science Fiction
- Unknown. As it Was
- Unknown. Asteroid H277—Plus
- Unknown. At Your Own Risk
- Unknown. Atomic Fire
- Unknown. Automaton
- Unknown. Awlo of Ulm
- Unknown. Beam Transmission
- Unknown. Beings of the Boundless Blue
- Unknown. Beyond Light
- Unknown. Beyond the End of Space (Part 1 of 2)
- Unknown. Beyond the End of Space (Part 2 of 2)
- Unknown. Beyond the Green Prism (Part 1 of 2)
- Unknown. Beyond the Green Prism (Part 2 of 2)
- Unknown. Beyond the Planetoids
- Unknown. Beyond the Stratosphere (Part 1 of 2)
- Unknown. Beyond the Stratosphere (Part 2 of 2)
- Unknown. Beyond the Veil of Time
- Unknown. Blood in the House
- Unknown. Blue Beam of Pestilence
- Unknown. Blue Water
- Unknown. Boomeranging 'Round the Moon
- Unknown. Borneo Devils
- Unknown. Buckethead
- Unknown. By Jove! (reprint)
- Unknown. Callisto at War
- Unknown. Callisto at War [2]
- Unknown. Captain Brink of the Space Marines
- Unknown. Captives of the Durna Rangue
- Unknown. Cat's Eye
- Unknown. Cavern of Thunders
- Unknown. Celestial Pioneers
- Unknown. Cepheid Planet
- Unknown. Cepheid Planet [2]
- Unknown. Cham of the Hills
- Unknown. Cham of the Hills (2)
- Unknown. Changeling
- Unknown. Children of the Great Magma
- Unknown. Christmas On Ganymede
- Unknown. City of the Living Flame
- Unknown. Comet, March 1941 (cover)
- Unknown. Conquest of the Planets (Part 1 of 3)
- Unknown. Conquest of the Planets (Part 2 of 3)
- Unknown. Cosmic Derelict
- Unknown. Cosmic Menace
- Unknown. Cosmic Power
- Unknown. Cosmic Steeple-Chase
- Unknown. Crawling Terrors
- Unknown. Cupid of the Laboratory
- Unknown. Daughter of Darkness
- Unknown. Daughter of Luna
- Unknown. Daughter of Luna
- Unknown. Dead End
- Unknown. Dead End
- Unknown. Death by Radio
- Unknown. Death Creeps the Moon
- Unknown. Death in the Stratosphere
- Unknown. Deep Sea Justice
- Unknown. Delilah
- Unknown. Denitro
- Unknown. Devolution
- Unknown. Dirigibles of Death
- Unknown. Doctor Guillotine
- Unknown. Doomsday on Ajiat
- Unknown. Dr. Grimshaw's Sanitarium
- Unknown. Dragons of Space
- Unknown. Dragons of Space [2]
- Unknown. Dragons of Space [3]
- Unknown. Dragons of Space [4]
- Unknown. Dramatis Personae
- Unknown. Draught of Immortality
- Unknown. Dreadnoughts of Doom
- Unknown. Earth Rehabilitators, Consolidated
- Unknown. Earth Rehabilitators, Consolidated (Part 1 of 2)
- Unknown. Earth Rehabilitators, Consolidated (Part 2 of 2)
- Unknown. Eighty-Five and Eighty-Seven
- Unknown. Elaine's Tomb
- Unknown. Elaine's Tomb [2]
- Unknown. Element 87
- Unknown. Epilogue
- Unknown. Epilogue [2]
- Unknown. Epilogue [3]
- Unknown. Epilogue [4]
- Unknown. Epilogue [5]
- Unknown. Epilogue [6]
- Unknown. Escape from Ceres
- Unknown. Evolution's End
- Unknown. Exile
- Unknown. Exiles of New Planet
- Unknown. Exiles of the Desert Star
- Unknown. Exiles of the Three Red Moons
- Unknown. Extra-Galactic Invaders
- Unknown. Flame-Worms of Yokku
- Unknown. Flamingo: A Drama of A.D. 1950
- Unknown. Forever Stenn
- Unknown. Forgotten Past
- Unknown. Forgotten Past
- Unknown. Free as the Air
- Unknown. Friends
- Unknown. Future Combined with Science Fiction Stories, September-October 1950 (cover)
- Unknown. Gears for Nemesis
- Unknown. Genesis!
- Unknown. Giant of Ganymede
- Unknown. Goddess of the Moon
- Unknown. Gold
- Unknown. Grave of the Achilles
- Unknown. Greta, Queen of Queens
- Unknown. Grief of Bagdad
- Unknown. Half-Mile Hill
- Unknown. Hastings - 1066
- Unknown. He Who Shrank
- Unknown. He Who Shrank (reprint)
- Unknown. Hell Flares on Howling River
- Unknown. Hibernation
- Unknown. Hidden in Glass
- Unknown. Higgledy's Pig
- Unknown. In the Cards
- Unknown. In the Footsteps of the Wasp
- Unknown. In the Scarlet Star
- Unknown. Insects Extraordinary
- Unknown. Intelligence Undying
- Unknown. Intelligence Undying (reprint)
- Unknown. Interference
- Unknown. Interstellar Way-Station
- Unknown. Into the Hydrosphere
- Unknown. Into the Meteorite Orbit
- Unknown. Invaders from Sirius
- Unknown. Invent or Die!
- Unknown. Invisible
- Unknown. Invisible Ships
- Unknown. Island in the Marsh
- Unknown. Island of Science
- Unknown. Island of White Mice
- Unknown. Jeremiah Jones, Alchemist
- Unknown. Land of the Burning Sea
- Unknown. Land of the Burning Sea [2]
- Unknown. Land of the Burning Sea [3]
- Unknown. Land of the Burning Sea [4]
- Unknown. Land of Twilight (Part 1 of 3)
- Unknown. Land of Twilight (Part 2 of 3)
- Unknown. Land of Twilight (Part 3 of 3)
- Unknown. Lanterns of God
- Unknown. Lanterns of God [2]
- Unknown. Last Disappearance
- Unknown. Legion of the Dark
- Unknown. Life Everlasting (Part 1 of 2)
- Unknown. Life Everlasting (Part 2 of 2)
- Unknown. Life Everlasting (reprint)
- Unknown. Like Dups
- Unknown. Liners of Time (Part 1 of 4)
- Unknown. Liners of Time (Part 2 of 4)
- Unknown. Liners of Time (Part 3 of 4)
- Unknown. Liners of Time (Part 4 of 4)
- Unknown. Long, Long Ago
- Unknown. Lord of Evil
- Unknown. Luvium
- Unknown. Luvium Under the Sand
- Unknown. Luxury Liner
- Unknown. Luxury Liner [2]
- Unknown. Luxury Liner [3]
- Unknown. Machines of Destiny
- Unknown. Macrocosmic
- Unknown. Man from the Moon
- Unknown. Mars-Tube
- Unknown. Martian and Troglodyte
- Unknown. Martian Terror
- Unknown. Master of Dreams
- Unknown. Masters of Chance
- Unknown. Masters of the Earth
- Unknown. Masters of the Earth [2]
- Unknown. Measuring a Meridian (Part 1 of 4)
- Unknown. Measuring a Meridian (Part 2 of 4)
- Unknown. Measuring a Meridian (Part 3 of 4)
- Unknown. Measuring a Meridian (Part 4 of 4)
- Unknown. Mecanica
- Unknown. Mechanocracy
- Unknown. Men Created for Death
- Unknown. Microcosmic Buccaneers
- Unknown. Millions for Defense
- Unknown. Minnie of Mars
- Unknown. Mission to a Distant Star (Complete Novel)
- Unknown. Mister Island
- Unknown. Momus' Moon
- Unknown. Moon of Arcturus
- Unknown. Moon Pirates (Part 2 of 2)
- Unknown. Moss Island
- Unknown. Mr. Bauer and the Atoms
- Unknown. Mr. Dimmitt Seeks Redress
- Unknown. Murder by Atom
- Unknown. My Brother Paulie
- Unknown. My Lady of the Emerald
- Unknown. Naudsonce
- Unknown. Naudsonce [2]
- Unknown. Naudsonce [3]
- Unknown. Naudsonce [4]
- Unknown. Naudsonce [5]
- Unknown. Naudsonce [6]
- Unknown. Naval Control
- Unknown. No More Tomorrows
- Unknown. North God's Temple
- Unknown. North of Matto Grosso
- Unknown. Nothing Sirius
- Unknown. Nœkken of Norway
- Unknown. Of Jovian Build
- Unknown. Older Than Methuselah
- Unknown. Omega
- Unknown. Omega, the Man
- Unknown. On Board the Martian Liner
- Unknown. Once in a Blue Moon
- Unknown. Once in a Blue Moon [2]
- Unknown. Other World
- Unknown. Our Director
- Unknown. Our Director Meets Trouble
- Unknown. Out of This World
- Unknown. Parasite
- Unknown. Patient 926
- Unknown. Pe-Ra, Daughter of the Sun
- Unknown. Pe-Ra, Daughter of the Sun [2]
- Unknown. Peace Weapons
- Unknown. Peril Among the Drivers
- Unknown. Petty Larceny
- Unknown. Photo Control
- Unknown. Pirates of Space
- Unknown. Planets in Peril (Complete Novel)
- Unknown. Planets in Peril (Complete Novel) [2]
- Unknown. Planets in Peril (Complete Novel) [3]
- Unknown. Planets in Peril (Complete Novel) [3]
- Unknown. Planets in Peril (Complete Novel) [4]
- Unknown. Politics
- Unknown. Power
- Unknown. Prima Donna, 1980
- Unknown. Prometheus
- Unknown. Psychosis from Space
- Unknown. Quarantine
- Unknown. Queen of the Blue World
- Unknown. Quest to Centaurus
- Unknown. Radicalite
- Unknown. Relativity to the Rescue
- Unknown. Restitution
- Unknown. Revolt in the Ice Empire
- Unknown. Revolt of the Ants
- Unknown. Revolt of the Soil
- Unknown. Rhythm
- Unknown. Roadways of Mars
- Unknown. Rocket to Limbo (Complete Novel)
- Unknown. Rocket to Limbo (Complete Novel) [2]
- Unknown. Room for the Super Race
- Unknown. Sagasta's Last
- Unknown. Satellite of Fear
- Unknown. Second Chance
- Unknown. Secret Agent X, September 1938 (cover)
- Unknown. Seeds of Futurity
- Unknown. Service First
- Unknown. Seven Perils to Quiches
- Unknown. Seven Sunstrokes
- Unknown. Sheridan Becomes Ambassador
- Unknown. Shifting Seas
- Unknown. Shot into Space
- Unknown. Sister Planet
- Unknown. Six Who Were Masked
- Unknown. Six-Legged Gangsters
- Unknown. Skit-Tree Planet
- Unknown. Sky Cops
- Unknown. Sky Test
- Unknown. Slaves of the Unknown
- Unknown. Smugglers of the Moon
- Unknown. Solarite
- Unknown. Solarite [2]
- Unknown. Some Rain
- Unknown. South Polar Berylium, Limited
- Unknown. South Polar Berylium, Limited [2]
- Unknown. Space Hitch-Hiker
- Unknown. Space Oasis
- Unknown. Space War
- Unknown. Space War [2]
- Unknown. Space War [3]
- Unknown. Space War [4]
- Unknown. Space-Rocket Murders
- Unknown. Spaceman's Savvy
- Unknown. Spawn of the Ray
- Unknown. Spawn of the Venus Sea
- Unknown. Stanley G. Weinbaum: Dawn of Flame
- Unknown. Stellarite
- Unknown. Storm Cloud on Deka
- Unknown. Storm in Space
- Unknown. Stroheim
- Unknown. Subconscious
- Unknown. Subjugating the Earth
- Unknown. Submicroscopic
- Unknown. Suicide Durkee's Last Ride
- Unknown. Super-Athlete
- Unknown. Super-Neutron
- Unknown. Synthetic
- Unknown. Talking to the Stars
- Unknown. Tanks Under the Sea
- Unknown. Terror Out of Space
- Unknown. Terror Out of Space (Part 2 of 4)
- Unknown. Terror Out of Space (Part 3 of 4)
- Unknown. Terror Out of Space (Part 4 of 4)
- Unknown. Terror Tales, November 1938 (cover)
- Unknown. That Real, Cool Madness
- Unknown. The Alchemy of Ian Bjornsen
- Unknown. The Alien Intelligence
- Unknown. The Amazing Edgar Rice Burroughs
- Unknown. The Ambidexter
- Unknown. The Amir's Magic
- Unknown. The Ancient Brain
- Unknown. The Ancient Brain [2]
- Unknown. The Ant with the Human Soul (Part 1 of 2)
- Unknown. The Ant with the Human Soul (Part 2 of 2)
- Unknown. The Antarctic Transformation
- Unknown. The Arrhenius Horror
- Unknown. The Astounding Enemy
- Unknown. The Barrier
- Unknown. The Battery of Hate
- Unknown. The Beautiful Bacillus
- Unknown. The Bees from Borneo
- Unknown. The Beetle in the Amber
- Unknown. The Black Hand
- Unknown. The Blattids
- Unknown. The Body and the Brain
- Unknown. The Body Pirate
- Unknown. The Bounding Crown [2]
- Unknown. The Bronze Door
- Unknown. The Brothers
- Unknown. The Burning Swamp
- Unknown. The Call to Migrate
- Unknown. The Caves of Pele
- Unknown. The Cerebral Library
- Unknown. The Chemical Murder
- Unknown. The Chemistry Murder Case
- Unknown. The Cities of Ardathia
- Unknown. The Colloidal Nemesis
- Unknown. The Conquest of the Earth
- Unknown. The Conquest of the Planets (Part 3 of 3)
- Unknown. The Cosmic Express
- Unknown. The Cosmic Express (reprint)
- Unknown. The Cosmic Hiss
- Unknown. The Council of Drones
- Unknown. The Crime Crusher
- Unknown. The Crystalline Salvation
- Unknown. The Cubic City
- Unknown. The Day of the Beast (reprint)
- Unknown. The Dead Planet
- Unknown. The Death Drum
- Unknown. The Death Protozoan
- Unknown. The Degravitator
- Unknown. The Demons of Rhadi-Mu
- Unknown. The Devil's Asteroid
- Unknown. The Diamond Lens
- Unknown. The Doom of Lun-Dhag
- Unknown. The Duel of the Insecure Man
- Unknown. The Dynasty of the Blue-Black Rays
- Unknown. The Earth's Cancer
- Unknown. The Eclipse Special
- Unknown. The Element of Logic
- Unknown. The Element of Logic [2]
- Unknown. The Essence of Life
- Unknown. The Eternal Mask
- Unknown. The Ether Robots
- Unknown. The Ether Robots [2]
- Unknown. The Ether Robots [3]
- Unknown. The Explorers of Callisto
- Unknown. The Explorers of Callisto [2]
- Unknown. The Explorers of Callisto [3]
- Unknown. The Exterminator
- Unknown. The Fall of Mercury
- Unknown. The Feathered Detective
- Unknown. The Finger of the Past
- Unknown. The Fireless Age (Part 1 of 2)
- Unknown. The Fireless Age (Part 2 of 2)
- Unknown. The First Martian
- Unknown. The First Ornithopter
- Unknown. The Flying Threat
- Unknown. The Flying Threat [2]
- Unknown. The Flying Threat [3]
- Unknown. The Flying Threat [4]
- Unknown. The Flying Threat [5]
- Unknown. The Forgotten World
- Unknown. The Forsaken Earthman
- Unknown. The Four Dimensional Auto-Parker
- Unknown. The Four Dimensional Escape
- Unknown. The Future's Fair
- Unknown. The Gadget Artists
- Unknown. The Ghostly Vengeance
- Unknown. The Gimlet
- Unknown. The Gipsies of Thos
- Unknown. The Girl and the Glacier
- Unknown. The Girl from Infinite Smallness
- Unknown. The Globoid Terror
- Unknown. The Globoid Terror (reprint)
- Unknown. The Golden Planetoid
- Unknown. The Good-Natured Pendulum
- Unknown. The Gostak and the Doshes
- Unknown. The Great Catastrophe of 2947
- Unknown. The Great Illusion
- Unknown. The Heritage of Earth
- Unknown. The Ho-Ming Gland
- Unknown. The Hole That Grew
- Unknown. The Human Pets of Mars
- Unknown. The Imaginary
- Unknown. The Incredible Formula
- Unknown. The Indulgence of Negu Mah
- Unknown. The Inevitable Conflict (Part 1 of 2)
- Unknown. The Inevitable Conflict (Part 2 of 2)
- Unknown. The Inner Domain
- Unknown. The Inner World
- Unknown. The Inner World (Part 1 of 3)
- Unknown. The Inner World (Part 2 of 3)
- Unknown. The Inner World (Part 3 of 3)
- Unknown. The Intelligence Gigantic (Part 1 of 2)
- Unknown. The Intelligence Gigantic (Part 2 of 2)
- Unknown. The Invasion
- Unknown. The Invisible Vandals
- Unknown. The Irritated People
- Unknown. The Isle of Juvenescence
- Unknown. The Ivy War
- Unknown. The Jameson Satellite
- Unknown. The King and the Pawn
- Unknown. The Kingdom of Thought
- Unknown. The Lady of Light
- Unknown. The Languages of Pao (Complete Novel)
- Unknown. The Languages of Pao (Complete Novel) [2]
- Unknown. The Languages of Pao (Complete Novel) [3]
- Unknown. The Last Earl
- Unknown. The Last Evolution
- Unknown. The Last Evolution (reprint)
- Unknown. The Last Ice
- Unknown. The Last Legend
- Unknown. The Last Martian
- Unknown. The Last Neanderthal Man
- Unknown. The Last War
- Unknown. The Last War [2]
- Unknown. The Laughing Death
- Unknown. The Lemurian Documents No. 1 - Pygmalion
- Unknown. The Lemurian Documents No. 2: The Gorgons
- Unknown. The Lemurian Documents No. 3 - Daedalus and Icarus
- Unknown. The Lemurian Documents No. 4: Phaeton
- Unknown. The Lemurian Documents No. 5: The Sacred Cloak of Feathers
- Unknown. The Lemurian Documents No. 6 - Prometheus
- Unknown. The Light from Infinity
- Unknown. The Loot of Time
- Unknown. The Lost City (Part 1 of 3)
- Unknown. The Lost City (Part 2 of 3)
- Unknown. The Lost City (Part 3 of 3)
- Unknown. The Lost Language
- Unknown. The Lost Machine
- Unknown. The Lunar Chrysalis
- Unknown. The Lurking Death
- Unknown. The Maelstrom of Atlantis (Part 1 of 2)
- Unknown. The Maelstrom of Atlantis (Part 2 of 2)
- Unknown. The Malignant Entity
- Unknown. The Man from 2890
- Unknown. The Man from the Moon
- Unknown. The Man from the Moon [2]
- Unknown. The Man from the Stars
- Unknown. The Man Who Annexed the Moon
- Unknown. The Man Who Fought a Fly
- Unknown. The Man Who Knew Roger Stanley
- Unknown. The Man Who Lived Next Week
- Unknown. The Man Who Lived Twice
- Unknown. The Man Who Saw the Future
- Unknown. The Man Who Weighed Minus Twelve
- Unknown. The Man With Absolute Motion (Complete Novel)
- Unknown. The Man With Absolute Motion (Complete Novel) [2]
- Unknown. The Man With Absolute Motion (Complete Novel) [3]
- Unknown. The Marble Virgin (reprint)
- Unknown. The Martian Mail
- Unknown. The Marvelous A. Merritt - Lord of Fantasy
- Unknown. The Master Minds of Venus
- Unknown. The Master of Mystery
- Unknown. The Mechanical Heart
- Unknown. The Memory Stream
- Unknown. The Men Without Shadows
- Unknown. The Menace
- Unknown. The Menace from Andromeda
- Unknown. The Menace from Andromeda
- Unknown. The Menace from Andromeda [2]
- Unknown. The Menace of the Little
- Unknown. The Mentanicals
- Unknown. The Message from Space
- Unknown. The Metal Doom (Part 1 of 3)
- Unknown. The Metal Doom (Part 2 of 3)
- Unknown. The Metal Doom (Part 3 of 3)
- Unknown. The Metal Monster
- Unknown. The Meteor Miners
- Unknown. The Meteor-Men of Plaa
- Unknown. The Million Cities (Complete Novel)
- Unknown. The Million Cities (Complete Novel) [2]
- Unknown. The Million Cities (Complete Novel) [3]
- Unknown. The Monster on the Border
- Unknown. The Monster on the Border [2]
- Unknown. The Moon Pirates
- Unknown. The Moon Pirates (Part 1 of 2)
- Unknown. The Moon Waits
- Unknown. The Mordant
- Unknown. The Mosquito Army
- Unknown. The Mother World
- Unknown. The Music-Monsters
- Unknown. The Myriad
- Unknown. The Nancy Routine
- Unknown. The Never-Dying Light
- Unknown. The Noise Killer
- Unknown. The Non-Gravitational Vortex
- Unknown. The Non-Gravitational Vortex [2]
- Unknown. The Outpost on Ceres
- Unknown. The Passing Star
- Unknown. The Pellucid Horror
- Unknown. The Pent House
- Unknown. The People of the Arrow
- Unknown. The People of the Arrow (reprint)
- Unknown. The Perfect Planet
- Unknown. The Phantom of Terror
- Unknown. The Phytic Empire
- Unknown. The Planet of Errors
- Unknown. The Planet of the Double Sun
- Unknown. The Planet That Time Forgot
- Unknown. The Plastic Genie
- Unknown. The Pool of Death
- Unknown. The Pool of Life
- Unknown. The Price of Peace
- Unknown. The Prince of Space
- Unknown. The Professor Splits
- Unknown. The Prophetic Edgar Allan Poe
- Unknown. The Purple Dusk
- Unknown. The Purple Monsters
- Unknown. The Pygmies of Phobos
- Unknown. The Racketeer Ray
- Unknown. The Racketeer Ray [2]
- Unknown. The Radio Detective
- Unknown. The Radio Robbery
- Unknown. The Radium Doom
- Unknown. The Radium-Bugs
- Unknown. The Raid of the Mercury
- Unknown. The Raiders of Saturn's Rings
- Unknown. The Rape of the Solar System
- Unknown. The Rat Racket
- Unknown. The Regenerative Wonder
- Unknown. The Reinmuth Rider
- Unknown. The Reluctant Shaman
- Unknown. The Resistant Ray
- Unknown. The Resurrected Man
- Unknown. The Resurrected Man (Complete Novel) [3]
- Unknown. The Resurrected Man [2]
- Unknown. The Return
- Unknown. The Return of the Tripeds
- Unknown. The Revolt of the Machine Men
- Unknown. The Romance of Posi and Nega
- Unknown. The Sages of Eros
- Unknown. The Second Deluge (Complete Novel)
- Unknown. The Second Missile
- Unknown. The Shadow World
- Unknown. The Shining Man
- Unknown. The Ship That Turned Aside
- Unknown. The Silicon Empire
- Unknown. The Solomon Plan
- Unknown. The Soma Racks
- Unknown. The Space Flame
- Unknown. The Space Marines and the Slavers
- Unknown. The Space Pirates
- Unknown. The Sphere of Death
- Unknown. The Steam Shovel
- Unknown. The Stone from the Green Star (Part 1 of 2)
- Unknown. The Stone from the Green Star (Part 2 of 2)
- Unknown. The Story of P'an-ku (Man from the Moon)
- Unknown. The Strength of the Weak
- Unknown. The Stroller
- Unknown. The Sunless World
- Unknown. The Sunlight Master
- Unknown. The Superman
- Unknown. The Supermen
- Unknown. The Sword and the Atopen
- Unknown. The Sword and the Atopen [2]
- Unknown. The Sword of Akalah
- Unknown. The Swordsman of Sarvon (Part 1 of 3)
- Unknown. The Swordsman of Sarvon (Part 2 of 3)
- Unknown. The Swordsman of Sarvon (Part 3 of 3)
- Unknown. The Symphony of Death
- Unknown. The Tempter
- Unknown. The Thing from Mars
- Unknown. The Thing in the Woods
- Unknown. The Thing of Venus
- Unknown. The Thing That Walked in the Rain
- Unknown. The Thought Materializer
- Unknown. The Three Suns of Ev
- Unknown. The Time Control
- Unknown. The Time Flight
- Unknown. The Time Hoaxers
- Unknown. The Time Jumpers
- Unknown. The Tomb of Time
- Unknown. The Treasure of the Golden God (Part 1 of 2)
- Unknown. The Treasure of the Golden God (Part 2 of 2)
- Unknown. The Tree Terror
- Unknown. The Troglodytes
- Unknown. The Tyrant of Mars
- Unknown. The Ultra-Gamma Wave
- Unknown. The Unseen Blushers
- Unknown. The Valley of the Blind
- Unknown. The Valley of Titans
- Unknown. The Velocity of Escape
- Unknown. The Vengeance of Hanuman
- Unknown. The Vibration
- Unknown. The War of the Universe
- Unknown. The Weather Master
- Unknown. The White City
- Unknown. The White Dwarf
- Unknown. The Wife in the Flying Saucer
- Unknown. The Woman of the Wood
- Unknown. The Wonders of H. G. Wells
- Unknown. The World Aflame
- Unknown. Theft of the Washington Monument
- Unknown. They Live Forever
- Unknown. Thia of the Drylands
- Unknown. Thrilling Wonder Stories, December 1938
- Unknown. Through the Andes (Part 1 of 3)
- Unknown. Through the Andes (Part 2 of 3)
- Unknown. Through the Andes (Part 3 of 3)
- Unknown. Time's Mausoleum
- Unknown. Too Many Boards
- Unknown. Trail's End
- Unknown. Traveler's Tale
- Unknown. Treachery on Planetoid 41
- Unknown. Trial By Jungle
- Unknown. Trial by Television
- Unknown. Triplanetary
- Unknown. Triplanetary (Part 1 of 4)
- Unknown. Triplanetary (Part 2 of 4)
- Unknown. Triplanetary (Part 3 of 4)
- Unknown. Triplanetary (Part 4 of 4)
- Unknown. Trouble in Time
- Unknown. Trouble on Titan
- Unknown. Troyana (Part 1 of 3)
- Unknown. Troyana (Part 1 of 3) [2]
- Unknown. Troyana (Part 2 of 3)
- Unknown. Troyana (Part 3 of 3)
- Unknown. Tumithak in Shawm
- Unknown. Tumithak of the Corridors
- Unknown. Tumithak of the Corridors [2]
- Unknown. Tumithak of the Towers of Fire
- Unknown. Tumithak of the Towers of Fire [2]
- Unknown. Twin Worlds
- Unknown. Twin Worlds [2,3]
- Unknown. Uncertainty (Part 1 of 2)
- Unknown. Uncertainty (Part 2 of 2)
- Unknown. Uncertainty (reprint)
- Unknown. Under the Sand-Seas
- Unknown. Undermost
- Unknown. Undersea Snatch
- Unknown. Universal Merry-Go-Round
- Unknown. Unto Us a Child is Born
- Unknown. Uranian Justice
- Unknown. Vagabonds of the Void
- Unknown. Vagabonds of the Void [2]
- Unknown. Valley of the Rukh
- Unknown. Via the Time Accelerator
- Unknown. Warriors of Mars
- Unknown. Warriors of Mars [2]
- Unknown. We of the Sun
- Unknown. What Happened to Professor Stockley?
- Unknown. What Our Spacemen Are Doing
- Unknown. When Half-Worlds Meet
- Unknown. When the Comet Returned
- Unknown. When the Earth Stood Still
- Unknown. When the Meteor Struck
- Unknown. When the Moon Ran Wild
- Unknown. When the Moon Ran Wild [2]
- Unknown. When the Moon Ran Wild [3]
- Unknown. When the Top Wobbled
- Unknown. When the Universe Shrank (Part 1 of 2)
- Unknown. When the Universe Shrank (Part 2 of 2)
- Unknown. When Time Stood Still
- Unknown. Whisper of Death
- Unknown. Winged Visitors
- Unknown. Within Sight of Hell
- Unknown. World Gone Mad
- Unknown. World of the Living Dead (Part 1 of 2)
- Unknown. World of the Living Dead (Part 2 of 2)
- Unknown. World of the Living Dead (reprint)
- Unknown. Worlds Adrift
- Unknown. Worlds at War
- Unknown. Wrath of the Purple
- Unknown. Year of the Comet (Complete Novel)
- Unknown. Year of the Comet (Complete Novel) [2]
- Unknown. Year of the Comet (Complete Novel) [3]
- Unknown. Zagribud (Part 1 of 3)
- Unknown. Zagribud (Part 2 of 3)
- Unknown. Zagribud (Part 3 of 3)
- Unknown. Zora of the Zoromes
- Unknown. Zurk
- 1930. Dr. Immortelle
- 1932. The Ant with the Human Soul
- 1932. Water-Bound World
- 1970. [Morey Portfolio, 6 pieces]
- 1977. Sirius, #7
- 2003. Twin Worlds
- 2007. Cover: Amazing Stories, April 1934 (reprint)
- 2007. Cover: Amazing Stories, February 1934 (reprint)
- 2007. Cover: Amazing Stories, January 1934 (reprint)
- 2007. Cover: Amazing Stories, March 1934 (reprint)
- 2007. Triplanetary (Part 1 of 4) (reprint)
- 2007. Triplanetary (Part 2 of 4) (reprint)
- 2007. Triplanetary (Part 3 of 4) (reprint)
- 2007. Triplanetary (Part 4 of 4) (reprint)
- 2007. Space Adventures (Classics), Spring 1970
- 2009. Cover: Amazing Stories, October 1930 (reprint)
- 2009. Cover: Amazing Stories, September 1930 (reprint)
- 2010. Spider's Lair
- 2015. Callisto At War
- 2015. Television Hill
- 2015. Terror Tales, November-December 1938 (cover)
- 2016. Dragons of Space