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).
Assigning a Dunlop code number to modified Phantom III tyres.
| Identifier | ExFiles\Box 157\1\ scan0365 | |
| Date | 6th May 1936 | |
| X1332 To Roy.{Sir Henry Royce} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}12/KW.6.5.36. The Ph.III modified Dunlop tyres for which we asked you to pass an official order in our memo. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}6/KW.1.5.36, have now been given a code number by Dunlops. This is "S.O.6529". This will probably enable you to connect up with the invoice when it arrives. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||