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).
Instruction sheet detailing test results for a Smith 2.D(2) dynamo, recording voltage output at different speeds.
| Identifier | ExFiles\Box 3\5\ 05-page252 | |
| Date | 20th May 1920 | |
| ROLLS-ROYCE LIMITED. INSTRUCTIONS. To: H.{Arthur M. Hanbury - Head Complaints} Clark. Order No.: Re: X. 295 Customer's No.: /7322 Smith 2.D(2) dynamo O.C. Volts fully HOT 80°C. Table: Speed | Volts 420 | 10.0 480 | 12.1 530 | 14.1 575 | 15.4 610 | 16.6 Signed: [Illegible Signature] This Sheet must be filed on completion of the work. Top left corner: A.R. 368 (1000) (SF 349 26-1-19) PDP 709152 Top center: X. 295 Top right corner: 90948 | ||