Die Terranauten, #58: Das Herz von Rorqual

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Overview:

Title: Die Terranauten, #58: Das Herz von Rorqual
Author: Michael Görden, Rolf Schmitz
Year: 1981
Publisher: Bastei
Price: DM 1.80
Pages: 68
Binding: digest
Type: MAGAZINE
Title Reference: Die Terranauten - 1981
Notes: Day of publication from the weekly schedule (but see the note for the magazine).
'Aus der Welt der Terranauten' takes 3 pages.
On p. 65 is a preview for the next issue.
Pp. 2, 55 and 66-68 are ad pages (also, a small ad on p. 49 lists five Bastei Lübbe books of the 'same month', which are known to have been published in March).
There's no credit for the cover art and no visible signature (it could be by Tim White).