What has the author Walther Volk written?

Answer 1

Walther Volk has written:

'Absperrorgane in Rohrleitungen' -- subject(s): Valves

Answer 2

Walther Volk was a German author known for writing about historical topics and biographies. Some of his notable works include "Der letzte Zug von Berlin" (The Last Train from Berlin) and "Hitler's Ethnographic Museum: The Races of Man as Artifacts of History."

Answer 3

Walther Weibel has written:

'Der Einfluss der Gegenreformation auf die Plastik Lorenzo Berninis'

Answer 4

S. Volk has written:

'Turksib'