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).
Availability of Vanadium Aluminium Alloy test pieces and piston castings.
| Identifier | ExFiles\Box 181\M11\ img008 | |
| Date | 11th December 1915 | |
| Vanadium Aluminium Alloy. Na.{Mr Nadin} 11.12.15. Mcrl/L111215. With reference to your memo Na{Mr Nadin}9/S11115, please note that there are now two tensile test pieces and 2 Upton-Lewis test pieces now in the stores awaiting your instructions for despatch. Kindly note that there are also 18 piston castings now being machined in the shop. Mcr. [Handwritten top right]: 1916 | ||