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 sheet recording the flow of water through various nozzles under different pressure heads.
| Identifier | ExFiles\Box 36\1\ scan 040 | |
| Date | 16th February 1915 | |
| R.R. 225 A.{Mr Adams}(400 T) (S.C. 586 16-2-15) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 1546. X. 2907L - FLOW OF LIQUIDS THROUGH ORIFICES Handwritten note: Corrected figures in pencil Discharge of water in c.c./min. = 30,000 / t TABLE: Column Headers: Nozzle, Head 1.484¹, Head 1.0675¹, Head .651¹ Row A1: 158.6 (handwritten: 155), 136.9 (handwritten: 135), 109.1 (handwritten: 109) Row A2: 146.3 (handwritten: 147), 125.5 (handwritten: 128), 98.4 (handwritten: 102) Row A3: 134.7 (handwritten: 135), 117.7 (handwritten: 114), 88.3 (handwritten: 91) Row A4: 119.0 (handwritten: 116), 89.3 (handwritten: 91), 78.8 (handwritten: 73) (Handwritten across B group: Duplicate) Row B1: 652 (handwritten: 658), 566 (handwritten: 579), 462 (handwritten: 470) Row B2: 652 (handwritten: 657), 566 (handwritten: 565), 454 (handwritten: 462) Row B3: 652 (handwritten: 635), 566 (handwritten: 546), 458 (handwritten: 460) Row B4: 588 (handwritten: 627), 508 (handwritten: 530), 428 (handwritten: 436) Row C1: 1131, 984, 790 Row C2: 1071, 1000, 790 Row C3: 1131, 1016, 790 Row C4: 1111, 953, 790 Handwritten averages for C group: 1111, 988, 790 Row D1: 2727, 2308, 2000 Row D2: 2727, 2221, 2000 Row D3: 2727, 2221, 1935 Row D4: 2727, 2308, 2000 Handwritten averages for D group: 2727, 2264, 1978. Handwritten note (bottom): Verticle Nozzle Initials (bottom right): EFC. | ||