Vertex Potpourri
From Author Wars - https://authorwars.com/books/vertex-potpourri-111168.html
Editions/Publications:
- Unknown. Vertex: The Magazine of Science Fiction, April 1974 (Unknown, Bruce Day, Mankind Publishing Company, $1.50, 100 pages, quarto, MAGAZINE)
- Unknown. Vertex: The Magazine of Science Fiction, April 1975 (Unknown, Bruce Day, Mankind Publishing Company, $1.50, 100 pages, quarto, MAGAZINE)
- Unknown. Vertex: The Magazine of Science Fiction, August 1974 (Unknown, Bruce Day, Mankind Publishing Company, $1.50, 100 pages, quarto, MAGAZINE)
- Unknown. Vertex, August 1975 (Unknown, Bruce Day, Mankind Publishing Company, $1.00, 32 pages, tabloid, MAGAZINE)
- Unknown. Vertex: The Magazine of Science Fiction, December 1974 (Unknown, Bruce Day, Mankind Publishing Company, $1.50, 100 pages, quarto, MAGAZINE)
- Unknown. Vertex: The Magazine of Science Fiction, February 1975 (Unknown, Bruce Day, Mankind Publishing Company, $1.50, 100 pages, quarto, MAGAZINE)
- Unknown. Vertex, July 1975 (Unknown, Bruce Day, Mankind Publishing Company, $1.00, 32 pages, tabloid, MAGAZINE)
- Unknown. Vertex: The Magazine of Science Fiction, June 1974 (Unknown, Bruce Day, Mankind Publishing Company, $1.50, 100 pages, quarto, MAGAZINE)
- Unknown. Vertex: The Magazine of Science Fiction, October 1974 (Unknown, Bruce Day, Mankind Publishing Company, $1.50, 100 pages, quarto, MAGAZINE)