Summary of post-war design and development programmes from 1918-1923, listing various models and key dates.
| Identifier | ExFiles\Box 183\M22\ img191 | |
| Date | 30th August 1920 guessed | |
| HERON(Experimental 6 CYL OHV 40/50 WITH PNEUMATIC F.W.B. air pump on camshaft, then Servo) HO/50 WITH SERVO BRAKES changed to Pneu then tack'd & Servo 4-10-22 9-10-22 12-10-22 14-10-22 20-10-22 18-10-22 30-12-22 SERVO ENG. 18-1-23 CURLEW(Experimental OHV 40/50 & FWB (P.1 Prototype))? & SEAGULL(Experimental EAC.1 aka Export chassis, Phantom I engine) OHV HO/50 + FW B (PI Pro.) 12-10-22 9-12-22 14-1-23 20-1-23 23-1-23 Sports fwd (BT {Capt. J. S. Burt - Engineer} ?) * 26-1-23 29-1-23 STORK(Experimental pneumatic (air) front wheel brakes) PNEU FWB 14-10-22 17-1-23 20-1-23 29-1-23 SERVO HERON(Experimental 6 CYL OHV 40/50 WITH PNEUMATIC F.W.B. air pump on camshaft, then Servo) & SEAGULL(Experimental EAC.1 aka Export chassis, Phantom I engine) & FUTURE HO/50? 17-1-23 BOTH 18-9-22 8-11-22 6-1-23 8-1-23 10-1-23 13-1-23 1/2-1-23 * 26-1-23 - abandon CURLEW(Experimental OHV 40/50 & FWB (P.1 Prototype)) 4-9-22 EAC & HO/50 22-9-22 13-10-22 [Boxed Text] Post-WAR Design & Devt. Programme. 1918 - 1923 Mainly HO/50 & New Models [struck through] prototype Phantom I | ||
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).