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).
The cost difference between a solid coupling and a spring drive coupling.
| Identifier | ExFiles\Box 1\6\ B001_X2 Double Rear Brakes-page035 | |
| Date | 14th May 1913 | |
| Wor{Arthur Wormald - General Works Manager}/SM2/L14513 Re Cost of Brakes. - X.2 D.{John DeLooze - Company Secretary} 14/5/13 We thank you for the particulars contained in your memo D47/EF9513. Mr Royce has since written us stating that he intends to substitute the solid coupling in place of the spring drive coupling between the engine and the gear box. It is now necessary for us to know the difference in cost between these two parts. Will you kindly let us have the cost of these parts. i'e 6669 and 62529. p. Wor.{Arthur Wormald - General Works Manager} | ||