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 special materials required for a 'data' machine, detailing part numbers and quantities of copper wire.
| Identifier | ExFiles\Box 64\2\ scan0176 | |
| Date | 12th July 1928 | |
| (2). BY/RD3/ML12.7.28. Cont'd.{John DeLooze - Company Secretary} To sum up therefore the new special material required for this "data" machine is:- D.71659 - Dummy Pinion. - 1 off. D.71655 - Bearing Bracket C.E. - 1 " D.71657 - Connector. - 4 " D.71658 - - 4 " Copper Wire to make D.71656:- .156" x .156" Annealed Copper Wire 16 ft. .156" x .128" " " " 17 " .156" x .104" " " " 19 " .156" x .0937" " " " 23 " Blueprints of the new parts herewith. Will you please consider this as urgent as the data obtained may cause alterations in the machine you are building for the S.S. chassis. BY/RD. | ||