1Joseph Delaplaine to Thomas Jefferson, [ca. 24 April 1812] (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
2Thomas Jefferson to Burgess Allison, 20 October 1813 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
3Thomas Cooper to Thomas Jefferson, 8 November 1813 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
4Thomas Jefferson to Thomas Cooper, 16 January 1814 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
5Thomas Cooper to Thomas Jefferson, 20 March 1814 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
6Thomas Cooper to Thomas Jefferson, 31 May 1814 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
7Thomas Jefferson to William Thornton, 9 June 1814 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
8Thomas Jefferson to Thomas Cooper, 25 August 1814 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
9Thomas Cooper to Thomas Jefferson, 21 September 1814 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]
10Thomas Jefferson to Thomas Cooper, 7 October 1814 (Jefferson Papers)
Cooper, Thomas; and Emporium of Arts & Sciences [index entry]