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 showing the discharge times for various nozzles using liquid petrol under different head pressures.
| Identifier | ExFiles\Box 36\1\ scan 045 | |
| Date | 15th February 1916 | |
| R.R.A 238 (400 T) (S.C. 536. 15-2-16) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 1546. X. 2907 Discharge of Nozzles. Time to discharge Liquid Petrol. Nozzle Head1. Head 2 Head 3. A1 181.25 214 267.5 A2 194.25 234 288 A3 214.75 247.5 328.5 A4 229.5 270.5 355.5 B1 46.25 52.5 66.5 B2 47.25 54 67.4 B3 48.75 55.5 64.75 B4 52.9 61.75 78.75 C1 28.9 30.75 40 C2 27.9 32 41 C3 27.9 31.9 42.75 C4 29 32.5 42.5 D1 12.75 15.25 17 D2 12.6 16 17.5 D3 12.5 16 17.5 D4 12.75 16.4 17.75 £ Horizontal Nozzle. -----oOo----- | ||