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).
Blueprint showing the lay-out for pumping velocity tests.
| Identifier | ExFiles\Box 149a\1\ scan0043 | |
| Date | 16th June 1933 guessed | |
| 2 GALLS: A B LAY-OUT FOR PUMPING VELOCITY TESTS. | ||