Admiralty steering compass demonstrating the laminated compass needles typical of the mid-19th century 1850-1870
9 pages and 9 sheets Description of artificial ventilation for, and arrangement drawings of, HMS 'Narcissus'
7 sheets with 12 manuscript pages Description of, and plans for, proposed ventilating arrangements for ship 'Immortalite'
24 pages and 12 sheets Printed specification for single screw corvettes 'Turquoise' and 'Ruby', and arrangement drawings of 'Ruby' (1), 'Turquoise' (8), corvette 'Tourmaline' (2), and of all three (1)