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).
Notification regarding the end of a bolt being cut off.
| Identifier | ExFiles\Box 91\3\ scan0190 | |
| Date | 13th November 1935 guessed | |
| N.Sch4653 END OF BOLT CUT OFF. | ||