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).
Order of tyres from Messrs. Dunlop for a 20 HP model.
| Identifier | ExFiles\Box 45\2\ Scan022 | |
| Date | 15th March 1927 | |
| To Wd{Mr Wood/Mr Whitehead}/Ms. from Hs{Lord Ernest Hives - Chair}/Rn.{Mr Robinson} X4050 Hs{Lord Ernest Hives - Chair}/Rnl/LG15.3.27. Will you please order for us from Messrs. Dunlop :- 2 33 X 5.77" tyres to fit on straight sided rims at present equipped with our standard 32 X 4½" high pressure tyre on the 20 HP. Hs{Lord Ernest Hives - Chair}/Rn{Mr Robinson} | ||