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).
Laboratory report detailing the lead content found in a fuel sample.
| Identifier | ExFiles\Box 27a\4\ Scan283 | |
| Date | 4th December 1933 | |
| 81282 To Hs.{Lord Ernest Hives - Chair} HL1/AG.4.12.33. Laboratory. Report No.L2879a. Re: Sample of Fuel to Spec. D.T.D. 224. Submitted from No.6 Bed. 22.11.33. Futher to our report No. L2879. This was found to contain :- Lead (estimated as T.E.L. in ccs. per gallon) - 0.39 H1. | ||