Instruction to fit a Terrplane clutch to a chassis before installing the B-1 unit.
| Identifier | ExFiles\Box 82\2\ scan0187 | |
| Date | 6th September 1934 | |
| To RHC. {R. H. Coverley - Production Engineer} x 4553a Hs {Lord Ernest Hives - Chair} /Gry. {Shadwell Grylls} 9/KW.6.9.34. 4-B-IV. Before fitting B-1 unit to this chassis will you please fit the Terrplane clutch instructed in Hs {Lord Ernest Hives - Chair} /Gry. {Shadwell Grylls} 18/KW.2.7.34. We believe all the pieces are ready. Hs {Lord Ernest Hives - Chair} /Gry. {Shadwell Grylls} | ||
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).