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).
Request to manufacture two blanks for a half servo worm wheel for a B.50 gearbox.
| Identifier | ExFiles\Box 112\2\ scan0067 | |
| Date | 22th July 1938 | |
| γ 828 To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} c. RHC{R. H. Coverley - Production Engineer}/Mr.McClure. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}3/MH.{M. Huckerby}22.7.38. B.50 GEARBOX. Herewith a tracing Ex.31905 of a blank from which a half servo worm wheel can be made which can be tried in the present gearboxes. Will you please make us two such blanks, one in bronze, and the other in forged aluminium. If you will then hand these to Mr. McClure he will arrange the necessary machining. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} | ||