Unter dem Regenbogen (part 5 of ?)

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Overview:

Title: Unter dem Regenbogen (part 5 of ?)
Author: Robert Feldhoff
Year: 1989
Type: Serials

Editions/Publications:

1989 . Perry Rhodan, #600: Die unsichtbare Grenze (1989, Robert Feldhoff, Pabel-Moewig, DM 3.00, 68+68 pages, digest, MAGAZINE)
1989 . Perry Rhodan, #340: Kreuzwege im Kosmos (1989, Robert Feldhoff, Pabel-Moewig, DM 2.20, 68 pages, digest, MAGAZINE)