Read "Space Viking" by H. Beam Piper online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
The colored turbulence faded into the gray of hyperspace; five hundred hours to Tanith. Guatt Kirbey was securing his control-panel, happy to return to his music. And Vann Larch would go back to his paints and brushes, and Alvyn Karffard to the working model of whatever it was he had left unfinished when the _Nemesis_ had emerged at the end of the jump from Audhumla.
Trask went to the index of the ship's library and punched for _History, Old Terran_. There was plenty of that, thanks to Otto Harkaman. Then he punched for _Hitler, Adolf_. Harkaman was right; anything that could happen in a human society had already happened, in one form or another, somewhere and at some time. Hitler could help him understand Zaspar Makann.