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).
Test results table for Speed, Amps, and Volts with 'Brushes fully Back'.
| Identifier | ExFiles\Box 3\5\ 05-page237 | |
| Date | 26th January 1919 | |
| RR 300 (12/28) (SP{Mr Spinney} 249 26-1-19) 10M 300512 90939 ROLLS-ROYCE LIMITED. INSTRUCTIONS. II To ___________________________19 Order No.__________________ Customer's No. H/313 Re_________________________ Brushes fully Back Speed | Amps. | Volts. 580 | 0 | 13.6 610 | 1.0 | 13.65 640 | 2.30 | 13.75 690 | 3.75 | 14.20 740 | 4.90 | 14.50 805 | 6.55 | 14.70 890 | 8.10 | 14.90 1070 | 9.85 | 15.25 1225 | 10.50 | 15.30 1400 | 10.70 | 15.30 1570 | 10.70 | 15.35 Signed _____________________ This Sheet must be filed on completion of the work. | ||