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).
Alteration to a list of prefix letters for drawing numbers.
| Identifier | ExFiles\Box 143\3\ scan0138 | |
| Date | 27th March 1940 | |
| File 120H We assume that you have had a copy of this and will O.K. your sections. Will you also deal with ours. Our only alteration To [Illegible, crossed out] Ds/Ald.{F. Allwood - Experimental Design}1/AW.20.3.40. Please receive herewith a copy of the following:- KD.30. Preliminary list of Prefix Letters in use with drawing numbers. We shall be pleased if you will check over this list in so far as it concerns you, and kindly let us know of any alterations or additions. Da{Bernard Day - Chassis Design}/Ald.{F. Allwood - Experimental Design}Standards Section. is that on RM{William Robotham - Chief Engineer} drawings have the prefix letters RM{William Robotham - Chief Engineer} only and not Rm.{William Robotham - Chief Engineer} SK. I propose to just go on as we are & so nothing about Ph. drawings we do. F.H. Ev.{Ivan Evernden - coachwork} | ||