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).
Soft tommy bars and incorrectly bored box spanners for Goshawk 1.
| Identifier | ExFiles\Box 46\1\ Scan031 | |
| Date | 10th December 1924 | |
| X.4083 To HS.{Lord Ernest Hives - Chair} from R.{Sir Henry Royce} c. to CJ. BJ. BY.{R.W. Bailey - Chief Engineer} TOOLS. R1/M10.12.24. The tommy bars supplied with Goshawk 1. are as soft as pap. These ought to be heat treated to about spring hardness. The holes in the box spanners are not bored for large enough tommy bars. R.{Sir Henry Royce} | ||