L, Private Collection, Capt. J. G. M. Stone (Annapolis, Md., 1959). Addressed: “John Langdon Esqr/Continental Agent/Portsmouth/New Hampshire." Docketed: “Letter from Comml/Committee York/May 7th 1778." Addressed below close: "John Langdon.” In the hand of John Brown, secretary of the Committee of Commerce; signed by William Ellery.