The Invaders

From Author Wars - https://authorwars.com/books/the-invaders-1452162.html

Overview:

Title: The Invaders
Author: Gene Day
Year: 1978
Type: Interior Art

Editions/Publications:

Unknown. Fantasy Crossroads, June 1978 (Unknown, Gene Day, Stygian Isle Press, $3.00, 44 pages, quarto, FANZINE)