Planet ohne Umkehr
(Special Knowledge)

The Story

A good officer on a modern merchant marine ship has a great deal of highly specialized knowledge. But if that man somehow found himself an officer on a merchant spaceship, his special knowledge would seem pretty useless - ordinarily. But not that trip!

Dedication

None

Published Editions

• Utopia Großband #150, (Germany), 1961, 79pp, DM1.00
  
  (Originally published as 'Special Knowledge' in Astounding Science Fiction February 1946)