Perry Rhodan, #821: Die Gravo-Katastrophe

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Overview:

Title: Perry Rhodan, #821: Die Gravo-Katastrophe
Author: K. H. Scheer, William Voltz
Year: 1981
Publisher: Pabel-Moewig
Price: DM 2.00
Pages: 68
Binding: digest
Type: MAGAZINE
Title Reference: Perry Rhodan, #821: Die Gravo-Katastrophe
Notes: "November 1981" should be stated in the copyright section.
Day of publication from the weekly schedule.
'Leserkontaktseite' should take two pages.
The essay in the middle of the magazine should actually take pp. 34 & 35.
The cover art should match the one for the novella's first publication.
For the cover design take a look for example at #820 of the magazine.
Bruck is credited for the cover art and Mahr for the Perry Rhodan Computer at Perrypedia.