From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
The development status and order of urgency for Condor, Eagle, and Falcon engines.
| Identifier | WestWitteringFiles\N\2October1925-December1925\ Scan65 | |
| Date | 14th October 1925 | |
| R.R. 493A (50 H) (D.D. 31, 12-6-25) J.H.B. EXPERIMENTAL REPORT. -3- Expl. No. REF:HS{Lord Ernest Hives - Chair}8/LC14.10.25. ORDER OF URGENCY. CONDOR. 1 C.111. ENGINE FOR 100 HRS. TEST. Standard Condor 111. engine with detail improvements such as petrol pump, mixture distributor, ignition wiring etc.etc. 2 C.1V. ENGINE. With large dia. crankshaft - modified propeller thrust embodying nose crankcase. 3 CONDOR SUPERCHARGER. To DES. schemes. EAGLE. 2 EAGLE XV. ENGINE. With new induction pipes, carburetter, modified two-speed gear to DES.223-234. 1 EAGLE XV1. ENGINE. The work on this engine is progressing satis-factorily. The chief items outstanding are - Magnetos. Camshafts. Carburetter. Induction pipes. Balance weights for crankshaft. Front end drive for propeller. Unless instructions for these items mentioned are forthcoming quickly, it will affect the completion date of engine on test. FALCON. FALCON X. No instructions yet to hand. contd :- | ||