Das Tor der Zeit

From Author Wars - https://authorwars.com/books/das-tor-der-zeit-1813377.html

Overview:

Title: Das Tor der Zeit
Author: Philip José Farmer
Year: 1969
Type: Novels

Editions/Publications:

Unknown. Das Tor der Zeit (Unknown, Philip José Farmer, Heyne, DM 2.40, 142 pages, Paperback, Novel)
Unknown. Welten der Zukunft: Chroniken aus Raum und Zeit Band 6 (Unknown, Philip José Farmer, Heyne, ISBN-10: 3453311523, DM 10.00, 410 pages, Paperback, Omnibus)