Operator #5, May-June 1938 (cover)

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Overview:

Title: Operator #5, May-June 1938 (cover)
Author: John Howitt
Year: 1938
Type: Interior Art

Editions/Publications:

Unknown. America's Secret Service Ace (Unknown, John Howitt, Robert Weinberg, $4.00, 64 pages, Trade Paperback, Non-fiction)