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).
Instruction to alter the drawing for Zephyr Pistons regarding the pinning of specific rings.
| Identifier | ExFiles\Box 77\2\ scan0152 | |
| Date | 20th October 1916 | |
| R.R. 235 A (400 T) (S C. 536 15-2-16) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 1546. To Wor.{Arthur Wormald - General Works Manager} for Mr. Coverley from EFC. 20th October 1916. EFC3/MP201016. X. 2369A ZEPHYR PISTONS WITH 6 UPPER RINGS AND ONE SCRAPER. Will you please note, that in accordance with Mr. Royce's instructions an alteration No. 1230 has been made to the drawing for the above pistons. It is that rings 4 & 6 instead of 5 & 6 are to be pinned. Will you please have this alteration made. EFC. | ||