1From Alexander Hamilton to William Barton, 13 May 1790 (Hamilton Papers)
[ New York, May 13, 1790 . On August 9, 1790, Barton wrote to Hamilton : “the disposition to oblige me which you were pleased to express in Your letter of the 13th. of May.” Letter not found. ] Barton, a Pennsylvania lawyer and judge, was the nephew of David Rittenhouse.
2From Alexander Hamilton to William Barton, 20 September 1790 (Hamilton Papers)
[ New York, September 20, 1790. The endorsement in Hamilton’s writing on the letter which Barton wrote to Hamilton on August 9, 1790 , reads: “From Mr Barton acknowleged Sepr 20. 90.” Letter not found. ] Barton was surveyor at Providence.