From F.H.R. to Mr. Ellis requesting comparative data on weights and EMF for Edison cells versus lead cells for car lighting.
| Identifier | ExFiles\Box 1\7\ B001_X15 20 46 50 59-page222 | |
| Date | 18th June 1913 | |
| C O P Y. X.50 June 18th. 1913. R4/C18613. Mr. Ellis from F.H.R. Copies sent to J and Wor. {Arthur Wormald - General Works Manager} COPY. X.50 Re Edison Cells -X.50. With reference to your memo Wor {Arthur Wormald - General Works Manager} /SM3/L14613., yes please, this does not tell me much, I desire to know the comparative weights for an equal capacity. The maintainence of an equal EMF under all conditions on a car, for the car lighting cells at 12 volts and compared with good lead cells. F.H.R. | ||
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).