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).
Quality requirements for an order of brake linings from supplier Morgan Crossley & Co.
| Identifier | ExFiles\Box 26\4\ Scan346 | |
| Date | 26th October 1928 | |
| Y3409 To Roy.{Sir Henry Royce} from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}6/LG26.10.28. BRAKE LININGS. Further to our Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}3/LG26.10.27. We require 32 brake linings to G.74743, and 16 to G.74250 from Messrs. Morgan Crossley & Co. The only specification we want to give them is that the wearing quality must not be less than that of Ferodo and that they will make every endeavour to minimise the squeak producing propensities in the material. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||