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).
Log of design modifications and drawing issues for various aero engines.
| Identifier | ExFiles\Box 30\3\ Scan196 | |
| Date | 12th June 1935 | |
| "KESTREL" & "MERLIN" AERO ENGINES. BY.11/G.12.6.35. DES. 2445 (Ramp Head). Exhaust Flange Washer................ Recd. 25.4.35. Detail drawings completed and issued .............. 1.6.35. "GOSHAWK" AERO ENGINE. DES. 2426 Main Bearing Cap. (Centre) ..................... Recd. 12.4.35. Detail drawings completed and issued .............. 3.5.35. P. V.{VIENNA} Xll AERO ENGINE. LeC. 4422 S/C. Modfn. to Cylinder Head with Inlet Side Sparking Plug .................................. Recd. 19.3.35. Detail drawings completed and issued .............. 2.5.35. LeC. 4496 Ramp Head. Spray Cooling to Combustion Chamber. Recd. 16.5.35. Detail drawings completed and issued .................... 30.5.35. "BUZZARD" AERO ENGINE. DES. 2404 Automatic Mixture Control ........................ Recd. 2.4.35. Detail drawings completed and issued .............. 9.4.35. DES. 2405 Automatic Mixture Control ........................ Recd. 2.4.35. Detail drawings completed and issued .............. 9.4.35. "MERLIN" B. AERO ENGINE. DES. 2386 Needle Roller Bearing S/C. Lay Shaft ........ Recd. 7.3.35. Detail drawings completed and issued .............. 12.3.35. DES. 2390 Merlin 'C' Gears - Roller Bearing Supercharger Lay Shaft......................................... Recd. 15.3.35. Detail drawings completed and issued .............. 26.3.35. DES. 2393 Lower Half Crankcase & Suction Pipe ........ Recd. 15.3.35. Detail drawings completed and issued .............. 28.3.35. DES. 2396 Crankcase Mod. to suit Rubber Glands ....... Recd. 27.3.35. Detail drawings not required. DES. 2401 Modified Scavenge Pumps .................... Recd. 3.4.35. Detail drawings completed and issued .............. 10.4.35. | ||