Hamburger States. In the U.S. in 1934, A.H. "Gus" Belt, the founder of Steak 'n Shake, devised a higher-quality hamburger and offered it as a "steakburger" to customers at the company's first location in Normal, Illinois. This burger used a combination of ground meat from the strip portion of T-bone steak and sirloin steak in its preparation. Steak burgers are a primary menu item at Steak 'n Shake restaurants, and the company's registered trademarks included "original steakburger" and "famous for steakburgers". Steak 'n Shake's "Prime Steakburgers" are now made of choice grade brisket and chuck. Beef is typical, although other meats
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