(Sarah of the Clue Crew reads the clue from the dining room, Mount Vernon, VA.) It was here in the dining room that Charles Thomson, secretary of the Congress, told Washington he had been unanimously elected president in this year
[DOC] [TLE] Unretirement  George Washington's Mount Vernon [PAR] From His Peaceful Retirement at Mount Vernon, Washington Answers "The Call 
of ... a sigh of relief upon the ratification of the Constitution by Virginia on June 25, 
1788.