1To Alexander Hamilton from William Neilson, 12 November 1798 (Hamilton Papers)
New York, November 12, 1798. “From the conversation we had on the Subject of field Artillery I...
2To James Madison from William Neilson, 20 February 1803 (Abstract) (Madison Papers)
20 February 1803, New York. “We transmitted our friend Elias Backman Esqr the state of his Acct....
3To James Madison from William Neilson, 15 May 1805 (Madison Papers)
On the trial of several vessels, taken on their voyage from this port to Curracoa, the inclosed...
4To James Madison from William Neilson, 19 May 1806 (Abstract) (Madison Papers)
§ From William Neilson. 19 May 1806, New York. “It is with extreme regret that I am obliged to...