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).
Page with four diagrams illustrating the principles of the Smith Constant Current Dynamo.
| Identifier | ExFiles\Box 3\5\ 05-page179 | |
| Date | 8th March 1920 guessed | |
| THE SMITH CONSTANT CURRENT DYNAMO. N. S. M+ M- a b c d 4. FIG. 3. N. S. M+ M- a b c d 1.15 3.45 2.3. FIG. 4. N. S. M+ M- a b c d 2.5 5. FIG. 5. N. S. M+ M- a b c d 5 10. FIG. 6. Page 8 | ||