Let Darkness Fall

From Author Wars - https://authorwars.com/books/let-darkness-fall-51693.html

Overview:

Title: Let Darkness Fall
Author: Greg Hartmann
Year: 1975
Type: Short Fiction

Editions/Publications:

Unknown. Galaxy, June 1975 (Unknown, Greg Hartmann, UPD Publishing Corporation, $1.00, 164 pages, digest, MAGAZINE)