An O.S.-Graupner Wankel rotary glow plug engine,
variously engraved or embossed Graupner Wankel System NSU/Wankel OS-1 .30 cu.in. 1-4.9 4.9 ccm with carburettor, silencer and propeller mount; a single cylinder glow plug engine the body embossed HM with carburettor and propeller mount; another glow plug engine the body embossed KB and 40R with carburettor and propeller mount; a spark ignition engine the body embossed Ken 10cc circa 1946 with carburettor and make and break; and another glow plug engine
See illustration (part lot) (5)
An O.S.-Graupner Wankel rotary glow plug engine,
variously engraved or embossed Graupner Wankel System NSU/Wankel OS-1 .30 cu.in. 1-4.9 4.9 ccm with carburettor, silencer and propeller mount; a single cylinder glow plug engine the body embossed HM with carburettor and propeller mount; another glow plug engine the body embossed KB and 40R with carburettor and propeller mount; a spark ignition engine the body embossed Ken 10cc circa 1946 with carburettor and make and break; and another glow plug engine
See illustration (part lot) (5)
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