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).
Sketch of a cutout showing a rigid contact support and a narrower contact spring, with developed views of the spring and support.
| Identifier | WestWitteringFiles\O\2April1926-June1926\ Scan151 | |
| Date | 20th May 1926 | |
| DEVOLOPED VIEW OF SPRING .150" VIEW OF SUPPORT SKETCH OF CUTOUT SHOWING RIGID CONTACT SUPPORT & NARROWER CONTACT SPRING SCALE APPROX. FULL SIZE ROLLS-ROYCE LTD. PRINT ROOM 20 MAY 1926 18-5-26 R | ||