11To Thomas Jefferson from Horatio Gates, 7 January 1803 (Jefferson Papers)
Quebec through the Great Lakes region, the Illinois settlements, and down the Mississippi....
12To Thomas Jefferson from Lacépède, 13 May 1803 (Jefferson Papers)
...from the north would reach it from the Great Lakes and upper Mississippi while goods from the...
13To Thomas Jefferson from Albert Gallatin, 21 June 1803 (Jefferson Papers)
...probably concerned customs violations on the Great Lakes. For the custom house officers...
14To Thomas Jefferson from Caspar Wistar, 18 July 1803 (Jefferson Papers)
...-trading ventures that took him to the Great Lakes, the upper Mississippi Valley, and as...
15To Thomas Jefferson from Philip B. Bradley, 1 October 1804 (Jefferson Papers)
The Sixty Years’ War for the Great Lakes, 1754-1814
16Pierre Samuel Du Pont de Nemours to Thomas Jefferson, [ca. 28 July 1810] (Jefferson Papers)
and the Great Lakes. Weak defenses, excessive tariffs, and too great a...
17Peter B. Porter to Thomas Jefferson, 25 January 1811 (Jefferson Papers)
Great Lakes [index entry]
18Theodorus Bailey to Thomas Jefferson, 18 March 1811 (Jefferson Papers)
great Lakes, Ontario
19John Jacob Astor to Thomas Jefferson, 14 March 1812 (Jefferson Papers)
...the War of 1812 Astor concentrated on the Great Lakes region. After a brief involvement in the...
20James Madison to Thomas Jefferson, 10 October 1814 (Jefferson Papers)
: the Great Lakes.