Raab-Katzenstein RK.9 Gras?mcke plane, 1920s, (1932). The Grasm?cke ('Hedge-sparrow') was a German two-seater touring and training biplane with a 40 horse power air-cooled Salmson engine. From "Die Eroberung Der Luft", (The Conquest of the Air), cigarette card album produced by the Garb?ty cigarette factory, 1932. Eugene and Moritz Garb?ty, who were Jewish, were driven out of business by the Nazis in the late 1930s, and forced to sell their factory which lay empty for over 70 years. [Garbaty Cigarettenfabrik, Berlin-Pankow, 1932]