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).
Standardisation form for low rating rear road springs, including costs and approval signatures.
| Identifier | ExFiles\Box 172\1\ img215 | |
| Date | 2nd August 1923 | |
| (Text is mirrored and upside down in the original document) STANDARDISATION OF CHASSIS PARTS LOW RATING REAR ROAD SPRINGS Drawing No. X M.O/410 To improve riding comfort. The number of the first chassis on which the new part will be fitted. When available. Date when chassis will be handed to Test. Cost of scrapped material, if any. Nil. Cost of jigs and tools. Nil. TABLE: REMARKS | DATE | INITIAL Agreed SC | 26.11.23 | SC Agreed R | [Stamped Signature] | R Agreed ROW | 2.8.27 | ROW Agreed C | 8.8.23 | C Agreed DR | 7.8.23 | DR Agreed AO | 8.8.23 | AO Agreed VB | 8.8.23 | VB Agreed EB (should like to try model.) | 8.8.23 | EB Agreed E | 11.2.23 | E Agreed U9 | 8.8.23 | U9 Agreed SH | 8.8.23 | SH | ||