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).
Price list for a Nash-Hytor Vacuum Pump and associated components.
| Identifier | ExFiles\Box 122\4\ scan0175 | |
| Date | 30th June 1938 | |
| -5- Rm{William Robotham - Chief Engineer}/TAS.{T. Allan Swinden}8/JH.30.6.38. Nash-Hytor Vacuum Pump - Model L.6. complete with inlet seal water regulating and shut off cocks, silencer for air discharge, spring loaded relief valve, combined base plate for pump and driving motor, and flexible coupling. £252.0.0d. Slip ring motor suitable to provide 25 BHP. at 575 R.P.M. £40.0.0d. Starting panel for motor. £35.0.0d. Gate valves 6". £15.0.0d. 4½" (May not be obtainable in ½" size) £12.0.0d. Float chamber to maintain constant head (This is made by R.R.) £6.0.0d. Graduated bottles, or pipettes £1.5.0d. Rm{William Robotham - Chief Engineer}/T.A.Swinden. | ||