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).
Blueprint of a 5-inch Saddle & Saddle Mag Dynamo with dimensions.
| Identifier | ExFiles\Box 35\3\ scan 082 | |
| Date | 29th April 1925 guessed | |
| 5" Saddle & Saddle Mag Dynamo., Nº 6 WOODRUFF KEY, Nº 38 DRILL, 1/2 B.S.F. THREAD, 8 3/16", 5" DIA, 2 7/8", 3 5/8", 15/16" DIA, 12 5/16", 20 1/8", 17/32", 23/32", 3/16", 11/16", 19/32", 5/8" DIA, 5/32", 5/64", M.R.S. S.K.4. | ||