12,000 Years Ago

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Overview:

Title: 12,000 Years Ago
Author: H. R. Hammond
Year: 1940
Type: Interior Art

Editions/Publications:

Unknown. Amazing Stories, May 1940 (Unknown, H. R. Hammond, Ziff-Davis Publishing Company, $0.20, 148 pages, pulp, MAGAZINE)
Unknown. Science Fantasy Yearbook, [No. 1] (Unknown, H. R. Hammond, Ultimate Publishing Co., Inc., $0.60, 132 pages, digest, MAGAZINE)