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).
Enquiry for Wraith brake drum liners made of 'Walloy' material.
| Identifier | ExFiles\Box 120\1\ scan0174 | |
| Date | 20th January 1937 | |
| SECRET To Roy.{Sir Henry Royce} from Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale} c. to Roy{Sir Henry Royce}/Ms. Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale}4/AP.20.1.37. WRAITH BRAKE DRUM LINERS. We have heard of a material known as "Walloy" which is said to have a high resistance to abrasion and to be cheaper than "Millenite". It is made by Messrs Walker Steel Works Ltd., Mary Street Steel Works, Sheffield 1. Will you please send them an enquiry for rings of the following sizes in Wraith quantities - 12.750" int. dia. X 13.350" ext. dia. X 3.600" wide. " " " " " " " " 2.900" " We should also like to know their price for sample rings, four of each size. If the prices are reasonable we would like to order samples for test. Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale} | ||