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).
List of components including a Junction Box and Magnetos, with their prices, weights, and alternative options.
| Identifier | ExFiles\Box 50\1\ Scan036 | |
| Date | 11th February 1921 guessed | |
| -11- Contd. Junction Box. Present quantity price £1.9.0. Magnetos. Watford E.6 X.2375. Present quantity price £2.10.0. Weight 11.7 lbs. Price in U.S.A. 92 dollars. Alternatives :- Watford E.O.6 (X.4181). Quantity price Weight 12.7 lbs. R.{Sir Henry Royce} Bosch Z.R.6 (X.427). Quantity price £12.0.0. Weight 18¼ lbs. U.S.A. Bosch Z.R.6 (X.3916). Quantity price in U.S.A. 35 dollars. Weight 15.1 lbs. Contd. | ||