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).
List of parts and schemes for an M.40 test rig frame and fittings.
| Identifier | ExFiles\Box 110\2\ scan0033 | |
| Date | 6th March 1941 | |
| 7-27 1030 To Rm.{William Robotham - Chief Engineer} from Rm{William Robotham - Chief Engineer}/HH. c. to Ev.{Ivan Evernden - coachwork} c. to Ev{Ivan Evernden - coachwork}/JD{J. Draper - Frames}: Rm{William Robotham - Chief Engineer}/HH.2/SW.6.3.41. M.40 (Test Rig). PL.393 - Layout of Frame. PL.416 - Cross in Frame. PL.424 - 1st Crossmember. PL.425 - 2nd Crossmember. PL.427 - Petrol Tank. PL.441 - Front Gussets. PL.442 - Dashboard Mounting. PL.446 - RH{R. Hollingworth} Centre Gusset & Centre Pillar Body Brkt. PL.447 - Modns to 2nd Crossmember. PL.500 - Rear Gusset & Wheelarch Body Bracket. PL.501 - Front Stiffener & Front Body Bracket. Sec.7000. Frame & Fittings. The following parts have been detailed in accordance with the above schemes :- RF.2235 Frame Side Member (RH{R. Hollingworth}). 1 Off. RF.2236 " " " (LH{Mr Haworth}). 1 " RF.2237 Cruciform - RH{R. Hollingworth} Channel. 1 " RF.2238 " - LH{Mr Haworth} ". 1 " RF.2239 Front Gusset (RH{R. Hollingworth}). 1 " RF.2240 " " (LH{Mr Haworth}). 1 " RF.2241 Gusset - cruciform to channel (RH{R. Hollingworth}). 1 " RF.2242 " " " " " (LH{Mr Haworth}). 1 " RF.2243 Centre Gusset (RH{R. Hollingworth}). 1 " RF.2245 2nd Crossmember. 1 " RF.2246 Rear Gusset (RH{R. Hollingworth}). 1 " RF.2247 " " (LH{Mr Haworth}). 1 " RF.2248 Frame Stiffener (rear end) - RH.{R. Hollingworth} 1 " RF.2249 " " " " - LH.{Mr Haworth} 1 " RF.2250 Wheelarch Body Bracket (RH{R. Hollingworth}). 1 " RF.2251 " " " " (LH{Mr Haworth}). 1 " RF.2252 Body Bracket (centre & front). 4 " RF.2253 Top Stiffening Plate - cruciform. 1 " RF.2254 Bottom " " - ". 1 " RF.2255 1st Crossmember. 1 " RF.2256 Support Bracket - petrol tank. 1 " RF.2257 Side Bracket (RH{R. Hollingworth}) - dash to frame. 1 " RF.2258 " " (LH{Mr Haworth}) - " " " ". 1 " (continued) | ||