Perry Rhodan, #13: Die Festung der sechs Monde

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Overview:

Title: Perry Rhodan, #13: Die Festung der sechs Monde
Author: uncredited
Year: 1968
Publisher: Moewig
Price: DM 0.80
Pages: 68
Binding: digest
Type: MAGAZINE
Title Reference: Perry Rhodan, #13: Die Festung der sechs Monde
Notes: "3. Ausgabe" and "© Copyright 1967" are stated in the copyright section on p. 64.
Day of publication from the weekly schedule; also, this pub. and Perry Rhodan #334 share the same ads on their respective inside front cover & inside back cover and their back cover pages.
Pp. 2 and 65-68 are ad pages (one ad on p. 65 is for #45 of Perry Rhodan Planetenromane).
The cover art matches the one for the novella's first publication.
For the cover design take a look at #1 of the magazine.
See also Perrypedia.