Scale 1:24. A drawing of the Portsmouth (1794), an Admiralty yacht for Portsmouth Dockyard. Showing sheer lines with inboard detail, body plan with stern board, and longitudinal half-breadth. On the reverse are plans of the upper deck and cabins. With the title: Commifsioners Yacht as Repaired at Portsmouth.1794.' and an inscription: 'Received 1st. Octr. 1794'.