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).
Graph plotting load in pounds against cushion in inches for three different compound cushion plates.
| Identifier | ExFiles\Box 129\1\ scan0128 | |
| Date | 9th April 1936 | |
| COMPOUND CUSHION PLATE #1 " 2 " 3 LOAD IN LBS. CUSHION IN INCHES CHRYSLER #11020 DRIVEN PLATE ASSEMBLIES HAVING #3975 CUSHION SPGS. & MANHATTAN #3910-C FACINGS -PRODUCTION- GENE DIETZGEN CO. 346 350 | ||