Sign of the Unicorn (Part 1 of 3)

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Overview:

Title: Sign of the Unicorn (Part 1 of 3)
Author: Roger Zelazny
Year: 1975
Type: Serials

Editions/Publications:

Unknown. Galaxy, January 1975 (Unknown, Roger Zelazny, UPD Publishing Corporation, $0.75, 164 pages, digest, MAGAZINE)
Unknown. Galaxy Science Fiction [UK], January 1975 (Unknown, Roger Zelazny, Universal-Tandem Publishing Company Ltd., £0.30, 164 pages, digest, MAGAZINE)