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 sheet for 20 HP & 40/50 HP chassis, listing parts not yet fitted to production models.
| Identifier | ExFiles\Box 29\2\ Scan227 | |
| Date | 3rd December 1929 | |
| X 3066. EV{Ivan Evernden - coachwork}/Mtn18/N.3.12.29. 20 HP. & 40/50 HP. CHASSIS - STANDARDISATION SHEET. PARTS NOT YET FITTED TO PRODUCTION CHASSIS. Date Issued. Stn.Sht. No. TITLE. Date completed. Series where Brought in. Chassis To Test. 20HP. CHASSIS. 23.8.29 X.1474 Firth's Crown Steel for Exhaust Valve. 27.11.29 'R' 2.3.30. 20.8.29 X.5380 Long Type Frame. 29.11.29 'R' 2.3.30 40/50 HP. Chassis. 23.8.29 X.1474 Firth's Crown Steel for Exhaust Valves. 27.11.29 101 in 'K' 4.1.30 ------------------------- | ||