Box containing thirty-four folders/books of letters and documents:

- one book of dimensions for masts and spars, forms 301.
- one book titled 'O.U.6282 Guard book and index for pamphlets of electrical manuals Vol 2 O.U. Section 1935'.
- one folder of dynamo trials and an HP statement, 1940 for 'Gardenia'.
- one book of firing trial reports for 1935.
- one folder containing armament rates, 1932.
- one folder containing a paper regarding fitting protection to torpedo boat destroyers, 1934.
- one folder containing a statement of requirements and trial data for a hospital ship, 1939.
- one book titled 'Report of th committee on the defence of caissons and docks'.
- twenty-three US Navy instruction booklets for propelling machinery, insulation etc.
- one folder containing instruction booklets for US destroyers main boiler feed pumps.
- one folder containing details about sound reproduction equipment, 1940 for 'Vindictive'.
- one folder containing details of fixtures and a statement of conversion for the 'City of Durban'.