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).
Parts changes and blueprint distribution for Bentley 50 unassisted brakes on the Bentley 11.A model.
| Identifier | ExFiles\Box 111\3\ scan0201 | |
| Date | 14th January 1938 | |
| 1044 c. Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale} ------------------ 806 BY/Ald.{F. Allwood - Experimental Design}8/G.14.1.38. BENTLEY 50 BRAKES (UNASSISTED) ON BENTLEY 11.A. FRONT AND REAR HUBS. SECTION 6170 and SECTION 7044. File Please receive herewith two blueprints of each of the following (an extra print is sent where marked thus @) :- SECTION 6170. @ Ex.S.363 Brake Drum - Rear. 2 off. Ex.S.364 End Plate " 2 off. SECTION 7044. @ Ex.S.361 Brake Drum Front. 2 off. Ex.S.362 End Plate " 2 off. The following parts are replaced by the above :- SECTION 6170. GB.2722 Brake Drum. 2 off. GB.1279 End Plate. 2 off. G.7231 Bolt 32 off. G.100041 Oil Guard. 2 off. K.4304 Nut 4 off. K.4307 Nut 32 off. K.3604 Bolt 4 off. K.9005 Spring Washer. 4 off. No.11 Bifurcated Rivets. 20 off. SECTION 7044. GB.2723 Brake Drum 2 off. G.7231 Bolt 32 off. GB.1226 Oil Catcher. 2 off. GB.1499 End Plate. 2 off. K.4307 Nuts 32 off. No.11 Bifurcated Rivets 16 off. The above is in accordance with memos Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale}4/MH.{M. Huckerby}1.12.37. and Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale}3/MH.{M. Huckerby}11.1.38. and modifies the instructions contained in the following memos BY/Ald.{F. Allwood - Experimental Design}1/G.27.11.37 and BY/Ald.{F. Allwood - Experimental Design}27/G.9.12.37. Kindly instruct one set. all BY/Ald.{F. Allwood - Experimental Design} | ||