George Washington to William Howe, March 22, 1778

[ Valley Forge ] March 22, 1778 . Demands exchange of Lieutenant Colonel Ethan Allen for Lieutenant Colonel Archibald Campbell and release of Captains Isaiah Robinson and Nathaniel Galt. Informs Howe that Elias Boudinot, Colonel William Grayson, and Lieutenant Colonels Alexander Hamilton and Robert Hanson Harrison have been appointed as commissioners for negotiating an exchange of prisoners.