Testing ... One, Two, Three, Four

From Author Wars - https://authorwars.com/books/testing--one-two-three-four-1263908.html

Overview:

Title: Testing ... One, Two, Three, Four
Author: Ray Winder
Year: 1974
Type: Interior Art

Editions/Publications:

Unknown. Science Fiction Monthly, August 1974 (Unknown, Ray Winder, New English Library, £0.25, 28 pages, tabloid, MAGAZINE)