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 pass an official order for two sets of P.R.657 'D' type turned rings to the Light Production Co. Ltd.
| Identifier | ExFiles\Box 87\2\ scan0211 | |
| Date | 11th July 1936 | |
| X236 To Roy.{Sir Henry Royce} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}14/KW.11.7.36. Will you please pass an official order to the Light Production Co.Ltd., for 2 sets of P.R.657 'D' type turned Rings. One of these sets was despatched in response to our telegram of the 9th inst., and the other set we have requested in our letter Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}12/KW.11.7.36, a copy of which is attached. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||