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 a 20 HP chassis, listing parts not yet fitted to production models.
| Identifier | ExFiles\Box 29\2\ Scan134 | |
| Date | 1st March 1927 | |
| EY/Mtn19/G.1.3.27. 20 HP. CHASSIS - STANDARDISATION SHEETS. PARTS NOT YET FITTED TO PRODUCTION CHASSIS. Date Issued Stn.Sht. No. Title Date Completed Series where brought in Chassis to Test 31.5.26. X.4079 Moulded Redmonal Coil Case 14.6.26. *K* 16.4.27. 16.9.26. X.4653 Ignition Coil with finer primary winding. 19.10.26. *K* 16.4.27. 24.9.26. X.5010 Main Bearings with Steel Shells 27.10.26. Not known. 22.9.26. X.7740 8740 Distribution Box Cover - Method of fixing altered. 20.10.26. 176th "J" 19.3.27. 22.10.26. X.5430-5310 Incorporation of B. Type Gear Lever with "D" Steering. 11.11.26. *K* 16.4.27. 26.10.26. X.5370 Flexibility in Servo Device 24.11.26. *K* 16.4.27. 18.11.26. X.5260 Modified Louvres to Bonnet 29.11.26. - - 18.11.26. X.5180 8180 Jubilee Clips for Rubber Connections 17.12.26. "L" 8.10.27. 14.12.26. X.4638 5660 Solid Pole Pieces for 20 HP. Dynamo 12.1.27. *K* 16.4.27. 17.12.26. X.5575 Improved Method of Holding Battery Box. 12.1.27. *K* 16.4.27. 4.1.27. X.5250 3875 Thermometer with Electrical Contact 15.1.27. 101st. "K" 16.7.27. 7.1.27. X.5425 Spring Loaded Cross Steering Tube 20.1.27. *K* 16.4.27. 24.12.26. X.5450 Side Steering Tube Ends. 27.1.27. *K* 16.4.27. | ||