1To Thomas Jefferson from Julian Ursin Niemcewicz, 27 May 1798 (Jefferson Papers)
TJ first became acquainted with Julian Ursin Niemcewicz (1758–1841) in Paris in 1787. A member...
2To Thomas Jefferson from Julian Ursin Niemcewicz, 9 June 1798 (Jefferson Papers)
TJ to Niemcewicz, 1 June 1798. Niemcewicz visited
3To Thomas Jefferson from Julian Ursin Niemcewicz, 3 September 1798 (Jefferson Papers)
Niemcewicz had become acquainted with William ...same time as Niemcewicz, in a meeting...
4To Thomas Jefferson from Julian Ursin Niemcewicz, 19 January 1799 (Jefferson Papers)
Niemcewicz,
5To Thomas Jefferson from Julian Ursin Niemcewicz, 2 August 1800 (Jefferson Papers)
...; besides the happiness I find in Mrs. Niemcewicz’s Society reasons points out, that rational...
6To Thomas Jefferson from Julian Ursin Niemcewicz, 28 December 1800 (Jefferson Papers)
TJ to Niemcewicz, 11 Jan. 1801Niemcewicz’s previous
7To Thomas Jefferson from Julian Ursin Niemcewicz, 16 June 1801 (Jefferson Papers)
From Julian Ursin NiemcewiczJulien Ursin Niemcewicz
8To Thomas Jefferson from Julian Ursin Niemcewicz, 29 December 1801 (Jefferson Papers)
From Julian Ursin NiemcewiczJ. U. Niemcewicz
9To Thomas Jefferson from Julian Ursin Niemcewicz, 10 April 1807 (Jefferson Papers)
. U. Niemcewicz