The Grey Shadow

From Author Wars - https://authorwars.com/books/the-grey-shadow-1942224.html

Overview:

Title: The Grey Shadow
Author: Winter
Year: 1930
Type: Interior Art

Editions/Publications:

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