George Washington (Signature attached to proposed Bill of Rights).
Title [Bill of Rights] Acts passed at the Second Congress of the United States of America: begun and held in the city of Philadelphia, in the state of Pennsylvania, on Monday, the twenty-fourth of October, one thousand seven hundred and ninety-one: and of the United States the sixteenth. Published by authority. To which is affixed: "I am Sir, Yr Most Obed. Hble Serv./ Fort Loudoun/10th Sept 175/ Go. Washington"
Binding Full calf
Book Condition Very Good
Publisher Philadelphia Francis Childs & John Swaine 
Seller ID 1511
Washington's 34 x 120 mm faded clipped closing & signature from a letter to Anthony Bacon & Company affixed diagonally to fore edge corner of front paste-down. See the University of Virginia's Papers of George Washington, Volume 4 (November 1756- October 1757) for the orphaned letter. Overall heavy wear: rubbing to corners; chipping to spine; hinges loose. Please do not hesitate to request details and/or further images. Sabin 15499 (though pagination given as 289). Marriage of a genuinely rare book with Washington's signature. Evans 26295.; 21.5x13 cm; 175,iii,178-291,ii,(1)[xxiv] pages