Merckle SM 67 ‹› Overview The Merckle SM 67 was an experimental helicopter built in West Germany in the late 1950s. Specifications Aircraft Roles Utility Aircraft Country Germany Timeline 1950s First Flown 1959 Types Helicopters Turbine-powered helicopters Single-Turbine Helicopters View on Wikipedia → ◀ Dornier Do 27 Pützer Elster ▶ Similar Aircraft Dornier Do 27 Germany 1950s Pützer Elster Germany 1950s MBB Bo 105 Germany 1960s Fieseler Fi 156 Storch Germany 1930s Dornier Do 28 Germany 1960s Messerschmitt Bf 108 Taifun Germany 1930s