[Admiralty Office] 22d August 1775
Sir
As the several Implements for clearing away Ice, which were used on board the Racehorse and. Carcass Sloops in their late Voyage towards the North Pole, may be of use in North America My Lords Commissioners of the Admiralty have given directions for their being sent to Boston in His Majesty's Ships the Experiment and Niger, and their Captains being ordered to dispose of them as you shall direct; I am commanded by their Lordships to acquaint you therewith. And am &c
P: S:
(By the Experiment)
1. PRO, Admiralty 2/550, 69.