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).
Official order for a set of 25 HP front springs from Thos. Firth & John Brown Ltd.
| Identifier | ExFiles\Box 106\1\ scan0396 | |
| Date | 21th April 1936 | |
| X546 To Roy.{Sir Henry Royce} Will you please pass an official order to Messrs. Thos. Firth & John Brown Ltd., Spring Dept., Tinsley, Sheffield, for - One set of 25 HP. Front special low rating Springs, to their drawing No.172, having lubrication to Rm.{William Robotham - Chief Engineer}72, rolled eyes for top plates, poundage 875 and 900 lbs. These springs have been ordered in our letter reference Hs{Lord Ernest Hives - Chair}/Les.15/KW.21.4.36. Hs{Lord Ernest Hives - Chair}/Les.{Ivan A. Leslie} | ||