Die Zitadelle in der Dunkelheit

From Author Wars - https://authorwars.com/books/die-zitadelle-in-der-dunkelheit-1876274.html

Overview:

Title: Die Zitadelle in der Dunkelheit
Author: Henry Kuttner
Year: 1973
Type: Short Fiction

Editions/Publications:

Unknown. Science-Fiction-Stories 23 (Unknown, Henry Kuttner, Ullstein, ISBN-10: 3548029515, DM 2.80, 140 pages, Paperback, Anthology)