Science Fantasy, Spring 1971

From Author Wars - https://authorwars.com/publications/science-fantasy-spring-1971-302079.html

Overview:

Title: Science Fantasy, Spring 1971
Author: uncredited
Year: 1971
Publisher: Ultimate Publishing Co., Inc.
Price: $0.60
Pages: 132
Binding: digest
Type: MAGAZINE
Title Reference: Medusa Was a Lady!
Notes: Issue #4 (final issue)
Anonymously edited by Sol Cohen
Info also from the NESFA Index to the SF Magazines, 1971-1972, Tymn/Ashley, and Miller/Contento.
Miller/Contento points out that the cover is reprinted from the German Perry Rhodan #247.
Month of publication estimated.