Pratt & Whitney R-4360 Wasp Major radials fitted to a Boeing Stratocruiser, Stock Photo, Picture And Rights Managed Image. Pic. MEV-10841988 | agefotostock
Pratt & Whitney R-985 Wasp Junior
Pratt & Whitney Wasp Jr. R-985-AN-14B "Dancing Engine" | National Air and Space Museum
Pratt & Whitney Wasp series - Wikipedia
There's A 450 hp R-985 Pratt & Whitney Radial Airplane Engine For Sale On eBay