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).
Procedural note on the manufacturing custom for spring plates to ensure consistent curvature.
| Identifier | ExFiles\Box 43\2\ Scan267 | |
| Date | 29th January 1930 guessed | |
| - 4 - It is our custom to make all plates of one thickness to the same initial curvature (i.e. for one particular type of spring) so that the same former can be used for all plates of that thickness. Yours very truly, RBB/VB Encl.1 Robert B. Burton Tech.Production Engineer | ||