1Joshua Johnson to the American Commissioners, 2 October 1777 (Franklin Papers)
ALS : American Philosophical Society I propose to fit out two or three Vessells on my return to England and send to Lisbon, to Load with Salt which I purpose to send from thence to some one of the United Colonies in America. I therefore humbly solicit your Pasports to protect the said Vessells from being Captured by the American Cruizers and to enable me with more security to throw in supplies...