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).
The gear dimensions and ratio for the Peregrine Starter Motor and requesting a set for testing.
| Identifier | ExFiles\Box 62\1\ scan0055 | |
| Date | 16th August 1932 | |
| X6134 To BY.{R.W. Bailey - Chief Engineer} c. to Hs{Lord Ernest Hives - Chair}/Wst. E/JNR.{Charles L. Jenner}2/HP.16.8.32. Peregrine Starter Motor We have looked into the dimensions of the starter gears and find we can have:- Flywheel Ring - 145 Teeth Starter Motor Pinion. - 11 " Ratio. - 13.18 to 1. Will you please instruct as soon as possible a set for test. RECEIVED 17 AUG 1932 E/JNR.{Charles L. Jenner} | ||