The Story of Our Earth: 2. The First Traces of Life

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Overview:

Title: The Story of Our Earth: 2. The First Traces of Life
Author: Willy Ley
Year: 1969
Type: Essays

Editions/Publications:

Unknown. If, October 1969 (Unknown, Willy Ley, Universal Publishing & Distributing Corporation, $0.60, 164 pages, digest, MAGAZINE)
Unknown. If, November 1969 (UK) (Unknown, Willy Ley, Universal-Tandem Publishing Company Ltd., 5/-, 164 pages, digest, MAGAZINE)