The installation of the four Siddeley Puma engines in the fuselage of the Bristol Tramp, looking aft, Stock Photo, Picture And Rights Managed Image. Pic. MEV-10847330 | agefotostock
Siddeley 'Puma' 230 hp WWI aero engine - MAAS Collection
Armstrong-Siddeley PUMA / LIBERTY 12 | Aerofossile2012 | Flickr
The de Havilland / AIRCO DH.9 two seater tractor biplane designed and built by The Aircraft Manufacturing Co. Ltd., Hendon, London, N.W.9. – Engine 250 h.p. Siddeley "Puma". Speed at 10,000ft., 110