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).
Modifications and a work hold for a Bentley Ventilated Dynamo, scheme 812.
| Identifier | ExFiles\Box 168a\3\ img162 | |
| Date | 7th March 1935 | |
| 76142 c. HB{C. E. Harcombe}/Wat. BY/RD4/W.7.3.35. Bentley Ventilated Dynamo. H.R.Scheme 812. Will you please note that certain modifications are proposed to the dynamo to the above scheme, instructed in our memo BY/RD1/W.25.1.35. The armature to be used is the one instructed in BY/RD1/W.5.3.35, i.e. L.O.P. DB.{Donald Bastow - Suspensions}980 : therefore, will you please hold up work on :- DB.{Donald Bastow - Suspensions} 902. Armature Assembly. D.73333. Armature Coil. D.73332. Coil Separator 17 SWG. Copper Wire, 2 lbs. 10 oz. The bearing brackets and commutator sections remain as instructed. The frame and field winding section is as instructed, with the addition of :- DB.{Donald Bastow - Suspensions} 984. Pole. 4 off. 19 SWG. Copper Wire, Special 4 lbs. D.C.C. This section is now covered by L.O.P. DB.{Donald Bastow - Suspensions}985. Blue prints attached hereto of DB.{Donald Bastow - Suspensions}984 and L.O.P. DB.{Donald Bastow - Suspensions}985. BY/RD. | ||