Remarks on an attached letter concerning a new type of filter from Engineer Admiral Rattey.
| Identifier | ExFiles\Box 135\3\ scan0017 | |
| Date | 21th July 1930 | |
| x4037 PN. {Mr Northey} 2/WH21.7.30. Hs. {Lord Ernest Hives - Chair} ..from PN. {Mr Northey} The attached letter from CWB. enclosing a letter relating to a new type of filter from Engineer Admiral Rattey R.N. will be self-explanatory. Will you please let me have any remarks about these. I have not written to the Admiral as I thought it would be best if you would please take the matter up with him direct in the event of your wishing to obtain further information. PN. {Mr Northey} WS [STAMP] RECEIVED JUL 22 1930 | ||
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).