1From John Jay to Peter Augustus Jay, 13 December 1784 (Jay Papers)
...“Madame Belle” was described by Julian Niemcewicz, husband of William Livingston’s niece Susan...
2To Thomas Jefferson from Maria Cosway, [1 December? 1787] (Jefferson Papers)
: Julian Niemcewicz, Polish patriot and writer who later emigrated to the...
...), of Elizabeth, N.J. See J. U. Niemcewicz,
4Memorandum Books, 1790 (Jefferson Papers)
Niemcewicz,
5To George Washington from Lafayette, 17 March 1790 (Washington Papers)
Niemcewicz,
6To George Washington from J. Poncignon, 13 October 1791 (Washington Papers)
Niemcewicz,
7From George Washington to William Pearce, 22 May 1796 (Washington Papers)
Niemcewicz,
8From George Washington to James Anderson, 8 January 1797 (Washington Papers)
...had sent as a gift. Julian Ursyn Niemcewicz, a Polish literary and political figure,...Niemcewicz
9To John Jay from John Trumbull, 10 June 1797 (Jay Papers)
...his death in 1817. His aide Julian Ursyn Niemcewicz (1758–1841), Polish playwright, poet,...
10Memorandum Books, 1798 (Jefferson Papers)
Niemcewicz, Julian Ursyn Niemcewicz