The Tower Mystery

From Author Wars - https://authorwars.com/books/the-tower-mystery-1942221.html

Overview:

Title: The Tower Mystery
Author: Ruger
Year: 1930
Type: Interior Art

Editions/Publications:

Unknown. Amazing Detective Tales, July 1930 (Unknown, Ruger, Techni-Craft Publishing Corp., $0.25, 100 pages, bedsheet, MAGAZINE)