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).
Confirming the availability of two A.I.D. Mark 4 Flowmeters for a 'Condor' Type Test.
| Identifier | ExFiles\Box 37\2\ scan 145 | |
| Date | 10th October 1919 | |
| X3/80 Mr. Hives. c.--to Mr. Bradshaw,-A.I.D. P2/EB101019. 10th. October 1919. I have to confirm that two A.I.D. Mark 4 Flowmeters, Nos. 27 & 29, are available for use on the "Condor" Type Test. Will you please let me know when you are ready to fit them up, so that they may be handed over to you? The scale readings are:- Right hand - 100 to 250 pints per hour. Left hand - 22 to 60 pints per hour. Lieut. F.A.F., for A.I.D. | ||