SF Calendar (If, July-August 1972)

From Author Wars - https://authorwars.com/books/sf-calendar-if-july-august-1972-852330.html

Overview:

Title: SF Calendar (If, July-August 1972)
Author: uncredited
Year: 1972
Type: Essays

Editions/Publications:

Unknown. Worlds of If, July-August 1972 (Unknown, uncredited, UPD Publishing Corporation, $0.75, 180 pages, digest, MAGAZINE)
Unknown. Worlds of If, July-August 1972 [UK] (Unknown, uncredited, Universal-Tandem Publishing Company Ltd., £0.25, 180 pages, digest, MAGAZINE)