Box containing ten folders/books of letters and documents:

- one folder containing details of a survey of naval industrial publicity in the Clyde area.
- one folder containing details about government and private docks in the USA and other nations.
- one folder containing a report about anti-submarine weapons by Louis Kahn.
- one book containing the principal dimensions of ships, No 2.
- one folder containing correspondence regarding AFO XXIIII General 2.
- one folder containing trials reports for HMS Vernon.
- one folder containing schemes of painting and ventilation results for U-boats.
- one folder containing list of spares for submarine 'Venturer'.