Pulp Magazines
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Published Sep 1937 by Columbia Publications.
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Published Jan 1938 by Columbia Publications.
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Published Mar 1938 by Columbia Publications.
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Vol. 1 #4
Published Aug 1938 by Columbia Publications. -
Published Nov 1938 by Columbia Publications.
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Published Feb 1939 by Columbia Publications.
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Published Jun 1939 by Columbia Publications.
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Published Aug 1939 by Columbia Publications.
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Published Oct 1939 by Columbia Publications.