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).
Data table for a Venturi Petrol Flow Meter using a CuSO4 gauge, correlating flow time with manometer readings.
| Identifier | ExFiles\Box 37\2\ scan 133 | |
| Date | 28th February 1918 | |
| H.H. 8.H. (500 T) (S.D. 408. 26-4-17.) Bm. 2/156/13. X. 3180 28.2.18. X. 3180 - VENTURI PETROL FLOW METER (with CuSO4 gauge). TABLE FOR G = .194 √H OR P = 93.1√H WHERE G = galls per min AND P = pints per hour. Time for 4 pints. Diff: of level in manometer gauge (inches). M.{Mr Moon / Mr Moore} S. 1 5 5.66 1 6 5.49 1 7 5.32 1 8 5.16 1 9 5.02 1 10 4.88 1 11 4.74 1 12 4.61 1 13 4.48 1 14 4.37 1 15 4.25 1 16 4.14 1 18 3.93 1 20 3.73 1 22 3.55 1 24 3.39 + 1 26 3.23 1 28 3.09 1 30 2.95 Contd. | ||