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).
Drawing illustrating the location of cracks in a mechanical linkage assembly in two views.
| Identifier | WestWitteringFiles\L\Jan1924-March1924\ Scan162 | |
| Date | 11th March 1924 guessed | |
| CRACK <-2.3"-> <-.5"-> CRACK | ||