Backward in Time

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Overview:

Title: Backward in Time
Author: Don Blair
Year: 1950
Type: Essays

Editions/Publications:

Unknown. Amazing Stories, January 1950 (Unknown, Don Blair, Ziff-Davis Publishing Company, $0.25, 164 pages, pulp, MAGAZINE)
Unknown. Amazing Stories Quarterly (Reissue), Summer 1950 (Unknown, Don Blair, Ziff-Davis, $0.50, pulp, MAGAZINE)