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).
Drawing comparing old and new 8x34 hypoid pinion and gear blank outlines.
| Identifier | ExFiles\Box 92\5\ scan0153 | |
| Date | 1st October 1937 | |
| PINION 2.525" GEAR 5.313" ROLLS ROYCE LTD. 8 x 34 HYPOID S#823 DOTTED LINES SHOW NEW PINION AND GEAR BLANK OUTLINE SUPERIMPOSED ON OLD BLANK OUTLINE NOTE: POINT 'C' HAS RAISED APPROXIMATELY .060" AND ALLOWS CUTTER TO CLEAR FRONT BEARING GLEASON WORKS BY S.M. GOYE OCT. 1, 1937 | ||