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).
Table of fluid delivery results under various component configurations.
| Identifier | ExFiles\Box 13\3\ 03-page135 | |
| Date | 7th November 1929 guessed | |
| Column 1: Delivery through needle valve. Delivery through needle valve seat, needle removed. Column 2 (Header: Standard Conditions): 75.0 78.0 Column 3 (Header: With largest banjo reasonable cross holes drilled out to suit.): 78.7 79.1 Column 4 (Header: With straight through type nut & nipple.): 81.4 83.8 | ||