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).
To Mr. Mills requesting an enquiry for a Threfall Micrometer Water Gauge from the Cambridge Scientific Instrument Co.
| Identifier | ExFiles\Box 40\1\ Scan017 | |
| Date | 21th October 1918 | |
| To Mr. Mills from EH. [Signature] x3547 EH1/LG21.10.18. 21.10.18. Will you please make enquiries from the Cambridge Scientific Instrument Co., whether they can supply a Threfall Micrometer Water Gauge. Please obtain particulars and deliveries. EH. | ||