[Admiralty Office] 22d Sepr 1775
Sir
The Lords of His Majts Treasury having caused several Ships to be freighted with Provisions & Stores for the use of the Kings Forces at Boston, and the Masters of the said Ships being furnished with private Signals for knowing, or making themselves known to any of the Ships of your Squadron which they may happen to meet with; I am commanded by my Lords Commissrs of the Admty to send you a Copy of the same herewith and to signify their direction to you to cause Copies of them to be delivered to the Captains of the several Ships & Vessels under your command, I am &c
P S
By the Experiment
1. PRO, Admiralty 2/550, 155.