Push rods to be shortened to fit Wraith type bottom tappets into a B.60 endurance engine.
| Identifier | ExFiles\Box 123\5\ scan0213 | |
| Date | 3rd December 1938 | |
| 1044 To HPS. {Horace Percy Smith - Experimental Factory Mgr} from Rm {William Robotham - Chief Engineer} /Swdl. {Len H. Swindell} Rm {William Robotham - Chief Engineer} /Swdl. {Len H. Swindell} 6/MH. {M. Huckerby} 3.12.38. Will you please shorten the push rods we hand you herewith in order to fit the Wraith type of bottom tappets into our B.60 endurance engine. Rm {William Robotham - Chief Engineer} /Swdl. {Len H. Swindell} | ||
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).