Operation Stein der Weisen

From Author Wars - https://authorwars.com/publications/operation-stein-der-weisen-447382.html

Overview:

Title: Operation Stein der Weisen
Author: K. H. Scheer, Kurt Mahr
Year: 1963
Publisher: Balowa / Gebrüder Zimmermann
Price: DM 7.60
Pages: 286
Binding: Hardcover
Type: Novel
Title Reference: Operation Stein der Weisen
Notes:
- This is a fix-up by K. H. Scheer using two novellas of the Perry Rhodan series:
  16: Die Geister von Gol by Kurt Mahr, and
  17: Planet der sterbenden Sonne by Kurt Mahr
- Only Scheer's name appears on the cover, the actual author is named inside the book.
- All data taken from sf-leihbuch.de
- OCLC states 1965 as year of publication.