Scale: 1:48. Plan showing the body plan for the Otter (1742) and the body plan for the Dolphin (1732). It includes the inboard profile (no waterlines) for Merlin (1744) built using the Dolphin body plan, and for Swallow (built to the Otter body plan, and longitudinal half-breadth, for both as two-masted sloops. The ships are referred to under their original build names of Peregrine's Prize/Peregrina (Merlin) and Galgo (Swallow).

The plan was later used for building Vulture (1744) using the Otter body plan, and for Hind (1744), using the Dolphin body plan. Both ships are referred to under their original build names of Pembroke's Prize (Vulture) and Rupert's Prize (Hind).

NMM, progress Book, volume 2, folio 542, states that 'Rupert Prize' was renamed 'Hind' per Admiralty Order dated April 1744. She was launched 19 April 1744, and fitted at Woolwich Dockyard between April and May 1744. The previous 'Rupert Prize' was sold in October 1743.
NMM, Progress Book volume 2, folio 540, states that 'Pembroke Prize' was renamed per Admiralty Order 'Vulture' on 18 April 1744. She was launched in May 1744, and surveyed afloat and refitted at Plymouth Dockyard, October-November 1744. The previous 'Pembroke Prize' was sold 13 March 1743.