I Was Kaiser Bill's Batman 1967. A vocal version of the song, as "Ich war der Putzer vom Kaiser", was recorded in German by Die Travellers, in the late 1960s. The German lyrics were credited to Fred Oldörp, a member of the group. The lyrics concern the batman, or "Putzer" ("cleaner") of the Kaiser, who evades combat because of his position. It has been suggested that the words derive from a First World War marching song, but this is unconfirmed. I Was Kaiser Bill's Batman "I Was Kaiser Bill's Batman" was a hit single in 1967 composed by British songwriters Roger Cook and Roger Greenaway.
Bruno Kaiser gifted to the municipality by the couple's son, Marcel Herwegh. In 1946, shortly after the war, with the help of Kaiser's work on inventorizing the archive, the municipality was able to open the , its ground floor devoted to the Herweghs and their literary output. In 1943 Kaiser also joined the Swiss branch of the (increasingly Soviet sponsored) . In the summer of 1947, after a period in Belgium, Bruno Kaiser, with his wife Stascha, returned to Berlin which by now was in the Soviet occupation zone (SBZ / "Sowjetische Besatzungszone") of what remained of Germany. He became a Departmental