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).
Blueprint for a Pin - Fan Driving Pulley from the Cadillac Motor Car Co.
| Identifier | ExFiles\Box 125\1\ scan0312 | |
| Date | 23th June 1931 | |
| XD-63148 .5222 DIA. .5227 53/64 37/64 3/32 13/32 DIA. 1/16 R.{Sir Henry Royce} 5/32 DIA. CHAMFER 45° 1/32 ON FLAT. REQUISITIONED PRINT NOV 2 4 1938 REFER TO HEAT TREAT SPECIFICATION NO. 78. CHECK 1/2 OF 1% OF EACH SHIPMENT FOR CHEMICAL ANALYSIS DECIMAL DIMENSIONS MUST BE MAINTAINED--.010 EACH WAY CAN BE ALLOWED ON DIMENSIONS NOT OTHERWISE SPECIFIED. CADILLAC MOTOR CAR Co. DETROIT, MICH. PART NAME: PIN - FAN DRIVING PULLEY. MATERIAL: G.M.C. #3250 STEEL. DR. STEINMETZ TR.{Capt. F. W. Turner - Finance} K.D.SMITH CHF. D'FTS O.K. XDB ENG'S O.K. CPE DATE 6-23-31 894030 DATE MARK CHANGE RECORD ORDER NO. CK.{Mr Clark} PARKINSON CK.{Mr Clark} Bunn L.A.STEWART | ||