Triplanetary Agent (Part 5 of 6)

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Overview:

Title: Triplanetary Agent (Part 5 of 6)
Author: William B. Ellern
Year: 1976
Type: Serials

Editions/Publications:

Unknown. The Man with Two Faces (Unknown, William B. Ellern, Ace Books, $1.25, 196 pages, Paperback, MAGAZINE)