The Test-Tube Monster

From Author Wars - https://authorwars.com/books/the-test-tube-monster-2173595.html

Overview:

Title: The Test-Tube Monster
Author: uncredited
Year: 1940
Type: Interior Art

Editions/Publications:

Unknown. Marvel Tales, May 1940 (Unknown, uncredited, Western Fiction Publishing Co., $0.15, 116 pages, pulp, MAGAZINE)