Parts list for a Humber Snipe type crankshaft damper trial on a Bentley 60 chassis.
| Identifier | ExFiles\Box 124\1\ scan0237 | |
| Date | 4th August 1939 | |
| 10HH c. Rm. {William Robotham - Chief Engineer} BY {R.W. Bailey - Chief Engineer} /Ald. {F. Allwood - Experimental Design} 1/AW.4.8.39. BENTLEY 60 CHASSIS. HUMBER SNIPE TYPE CRANKSHAFT DAMPER - SECTION 5020. Please receive herewith two blueprints of each of the following:- SCD.1471. Humber Snipe Type C'shaft Damper - - - 1 off. EXS.1879. Driving Flange. - - - - - 1 " EXS.1880. Pulley. - - - - - - 1 " EXS.1881. Thrust Ring. - - - - - 1 " EXS.1882. Friction Disc ) EXS.1895. Friction Disc ) Alternatives. - - - - 2 " EXS.1883. Bush. ) EXS.1896. Bush. ) Alternatives.- - - - - 1 " EXS.1884. Lock Plate. - - - - - 1 " EXS.1897. Distance Piece. - - - - - 4 " The following standard pieces will also be required:- KB.757. Stud. - - - 4 off. KB.2954. Lock Washer.- - - - 4 " K.4310. Nut. - - - - 4 " The above have been produced in accordance with RM {William Robotham - Chief Engineer} 's verbal instructions in order to make a trial of a Humber Snipe Crankshaft Damper on the Bentley 60 engine. Please instruct one set. Ald {F. Allwood - Experimental Design} BY {R.W. Bailey - Chief Engineer} /Ald. {F. Allwood - Experimental Design} | ||
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).