The availability and allocation of three Big Bore 20/25's standard centres blocks.
| Identifier | ExFiles\Box 101\4\ scan0104 | |
| Date | 23th September 1935 | |
| To RHC. {R. H. Coverley - Production Engineer} X500a Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} 21/KW. 23.9.35. Big Bore 20/25's. Now that 21-G-IV is going to France with a non-spread centres big bore unit, we are going to be short of 20/25 standard centres big bore blocks. Will you please ensure that three are available (i.e., exactly the same as Wor {Arthur Wormald - General Works Manager} 's car). They will be allotted to - (1) Sg {Arthur F. Sidgreaves - MD} 's car. (2) 21-G-IV. (3) Test Bed Unit. Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} | ||
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).