Blueprint of a Solex Diffuser Tube with dimensions.
| Identifier | ExFiles\Box 121\2\ scan0102 | |
| Date | 5th February 1929 guessed | |
| SOLEX DIFFUSER TUBE. .287 DIA .218 DIA 1.550 .700 .030 .750 4 HOLES .039 DIA 4 HOLES .050 DIA 2 HOLES .050 DIA 2 HOLES .050 DIA .115 DIA. | ||
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).