J. P. Marshall
Source: "J. P. Marshall Bibliography." Author Wars, https://authorwars.com/authors/j-p-marshall.html".
Pseudonyms:
Titles:
Essays
- Unknown. An Escape from the Monotony of Life
- Unknown. Letter (Science Wonder Stories, August 1929): Mr. Marshall Speaks
- Unknown. Letter (Weird Tales, May 1923)
Reviews
Short Fiction
Genres/Themes:
- disintegrator ray (1 book)
- gravity control (1 book)
- countering invasion from Dione (1 book)
- earth is menaced (1 book)