Loncon II: 23rd World Science Fiction Convention (cover)
From Author Wars - https://authorwars.com/books/loncon-ii-23rd-world-science-fiction-convention-cover-1647923.html
Overview:
Editions/Publications:
- 1987 . Frontier Crossings (1987, ATom, Science Fiction Conventions Ltd., 192 pages, Hardcover, Non-fiction)
- 1989 . The 47th World Science Fiction Convention: Noreascon Three (1989, ATom, Massachusetts Convention Fandom Inc., 192 pages, Trade Paperback, Non-fiction)
- 2014 . Loncon 3: The 72nd World Science Fiction Convention (2014, ATom, Loncon 3, 175 pages, Trade Paperback, Non-fiction)