Scientific Detective Monthly, May 1930

From Author Wars - https://authorwars.com/books/scientific-detective-monthly-may-1930-1942067.html

Overview:

Title: Scientific Detective Monthly, May 1930
Author: Ruger
Year: 1930
Type: Cover Art

Editions/Publications:

Unknown. Scientific Detective Monthly, May 1930 (Unknown, Ruger, Techni-Craft Publishing Corp., $0.25, 100 pages, bedsheet, MAGAZINE)