Hamburger Oklahoma in 1891, calling Tulsa, "The Real Birthplace of the Hamburger." Frank and Charles Menches claim to have sold a ground beef sandwich at the Erie County Fair in 1885 in Hamburg, New York. During the fair, they ran out of pork sausage for their sandwiches and substituted beef. Kunzog, who spoke to Frank Menches, says they exhausted their supply of sausage, so purchased chopped up beef from a butcher, Andrew Klein. Historian Joseph Streamer wrote that the meat was from Stein's market not Klein's, despite Stein's having sold the market in 1874. The story notes that the name of
Rudolf Hamburger copies were sold. The East German authorities invited Rudolf Hamburger to exploit his new-found fame (if only as a bit-part player in his wife's success) by producing a volume of his own, but what was envisaged was a piece of propaganda controlled by the government, and Hamburger rejected the offer with an uncharacteristic absence of courtesy. He was nevertheless furious that Ursula's book concentrated on Ursula's espionage success. He felt that it unjustifiably played down his own contribution to their espionage partnership between 1930 and 1940. It may very well be that after this he redoubled his own work on