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 receipt and specifications of two sets of Firth's 40/50 HP chassis road springs.
| Identifier | ExFiles\Box 52\2\ Scan076 | |
| Date | 26th March 1923 | |
| TW429 c. to Hs. {Lord Ernest Hives - Chair} Wd {Mr Wood / Mr Whitehead} /Dn15/HP26.3.23. Firth's 40/50 H.P. Chassis Springs. Further to ours of the 9th ultimo. reference Wd {Mr Wood / Mr Whitehead} 14/NJ9 223. We now have to report that we have received from Messrs. Firth & Sons Ltd. Sheffield. the two sets of 40/50 H.P. Chassis road springs referred to in our note of the 9th ultimo. The springs are as follows:- FRONTS. 2 - 900 lbs. 2 - 950 " REARS. 1 - 1700 " 1 - 1800 " 1 - 1900 " 1 - 2000 " Will BY kindly give us disposal instructions for these two sets. Wd. {Mr Wood / Mr Whitehead} | ||