Box containing two hundred and fifteen folded plans in fifty-six folders:

- one hundred plans in thirty-one folders and some loose including those for a naval armanent seagoing steamer, HMS 'Queen of Thanet', boilers and triple expansion engines for torpedo boat destroyers, HMS 'Excellent', floating pontoons, gun carriages and catapults.
- one hundred plans in nineteen folders including those for slings for vehicles, 21 inch torpedo tubes, deck winches and davits and SA gear types.
- fifteen plans in six folders including those for torpedo gear and standard WT doors.