Fritz Gause

Fritz Gause (4 August 1893 – 24 December 1973) was a German historian, archivist, and curator described as the last great historian of his native city, Königsberg (now Kaliningrad), East Prussia. Gause's most important work was his three-volume history of Königsberg, ''Die Geschichte der Stadt Königsberg in Preußen'' (1965, 1968, and 1971). He was connected to nationalist historic movement called Ostforschung Provided by Wikipedia