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).
Blue Prints and experimental numbers for bonnet fastener catches on various schemes.
| Identifier | ExFiles\Box 25\1\ Scan083 | |
| Date | 24th October 1919 | |
| R.R. 235 a 1500 T S.F. 673. 28-5-19 G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2376. DA{Bernard Day - Chassis Design}/STT4/RF 24.10.19. To RMG From Mr. [REDACTED] C. to Mr. [REDACTED] C. to Mr. [REDACTED] C. to Ck.{Mr Clark} BONNET FASTENER CATCHES to N. SCHEME 76 & 156 Section 5260 - X.3708 Herewith are two Blue Prints of N. Scheme 156 Modification to Near bonnet catch and N. 2307 Near Bonnet catch, for making an experimental set. The corresponding pattern for Front Bonnet Catch was issued with memo DA{Bernard Day - Chassis Design}6/CB1 8.7.19. Also please note that we have now taken out an experimental No for the new position of Bonnet Catches to N.Scheme 117 viz:- X.3709., will you accordingly alter the X. No. on memo DA{Bernard Day - Chassis Design}/STT1/RF 17.10.19 from X.3421 to X.3709. DA{Bernard Day - Chassis Design}/STT. | ||