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 list for the installation of unassisted Bentley 50 Brakes on a Bentley 11.
| Identifier | ExFiles\Box 111\3\ scan0193 | |
| Date | 16th December 1937 | |
| 1044 HBH. O.{Mr Oldham} Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale} BY/A1d.5/G.16.12.37. File 806 BENTLEY 50 BRAKES (UNASSISTED) ON BENTLEY 11. SECTION 6092. Please receive herewith two blueprints of each of the following :- S.CD.226 Arrangement of Cross Shaft. 1 off. Ex.S.316 Hand Brake Operating Lever 1 off. Ex.S.317 Centre Tube. 1 off. Ex.S.318 Outer Cross Tube. 1 off. Ex.S.319 End Packing Tube. 1 off. Ex.S.320 Pull Rod - Intermediate. 1 off. Ex.S.321 Spring Link. 1 off. Ex.S.322 Clip - Spring Link. 1 off. Ex.S.323 Pull Rod - Hand Brake. 1 off. Ex.S.331 Brazing Argmt. Cross Shaft. 1 off. The following additional parts and standard parts will be required :- G.101233 Operating Lever 2 off. F.73968 Disc. 2 off. KB.1130 Slotted Fork. 1 off. KB.4561 Pin 2 off. The following will not be required :- G.52190 Pin - Jaw - Balance Lever. 1 off. G.53379 Jaw - Balance Lever. 1 off. G.56896 Disc. 2 off. G.72012 Key. 1 off. GW.973 Bolt - Slotted Jaw. 1 off. GW.473 Oil Pipe L.H. 1 off. GB.3084 Pull Rod - Balance Lever. 1 off. GB.3005 Pull Rod - Intermediate. 1 off. GB.3006 Link - Pull off Spring. 1 off. GB.3007 Spring Plate - Jaw. 1 off. GB.3008 Brake Op. Lever. 1 off. GB.3009 Brake Op. Lever. 1 off. GB.3010 Brake Op. Lever. 1 off. GB.3011 Brake Op. Lever. 1 off. GB.3013 Cross Tube Rt. Hd.{Mr Hayward/Mr Huddy} Side. 1 off. GB.3014 Cross Tube Lt. Hd.{Mr Hayward/Mr Huddy} Side. 1 off. | ||