31To Alexander Hamilton from John J. U. Rivardi, 6 February 1800 (Hamilton Papers)
Niagara [ New York ] February 6, 1800 . Reports that he has “received orders of Colonel Hamtramck...
32To Alexander Hamilton from John J. U. Rivardi, 3 April 1799 (Hamilton Papers)
Niagara [ New York ] April 3, 1799 . Discusses the weaknesses of United States forts on the Great...
33To Alexander Hamilton from John J. U. Rivardi, 15 July 1799 (Hamilton Papers)
Doctor Coffin will have the honor of presenting you this letter his being a very intelligent...