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).
Comparing the weights of wheel and hub components across different models.
| Identifier | ExFiles\Box 3\2\ 02-page114 | |
| Date | 17th September 1925 | |
| A.M. CO. LTD. 15, 17-6-24. J.S.L. EXPERIMENTAL REPORT -2- Expt. No. REF HsB/L/D17. 9. 25. DESCRIPTION. T.series. Silver Ghost. lbs.ozs. New PhantomCodename for PHANTOM I. lbs.ozs. Hispano. lbs.ozs. HUB - SHELL ONLY { Dunlop - HUB - SHELL ONLY { R.W. - 8 4 11 5 10 9 11 5 9 2 HUB - complete. 16 11 17 2 16 0 14 9 WHEEL - without lock-nut and retaining ring. 40 3 35 14 32 0 WHEEL - locking device complete. 4 4 2 6 2 9 WHEEL - lock nut and retaining ring. 1 13 1 10 1 10 Hs.{Lord Ernest Hives - Chair} | ||