SF Calendar (If, March-April 1974)

From Author Wars - https://authorwars.com/books/sf-calendar-if-march-april-1974-883704.html

Overview:

Title: SF Calendar (If, March-April 1974)
Author: uncredited
Year: 1974
Type: Essays

Editions/Publications:

Unknown. Worlds of If, March-April 1974 (Unknown, uncredited, UPD Publishing Corporation, $0.75, 180 pages, digest, MAGAZINE)
Unknown. Worlds of If, March-April 1974 [UK] (Unknown, uncredited, Universal-Tandem Publishing Company Ltd., £0.25, 180 pages, digest, MAGAZINE)