1Thomas Jefferson to Adamo Fabbroni, Antoine Gouan, Lacepede, Marc Auguste Pictet, and André Thoüin, 6 March 1815 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
2Samuel Carr to Thomas Jefferson, 1 February 1819 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
3Thomas Cooper to Thomas Jefferson, 6 December 1817 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
4Thomas Cooper to Thomas Jefferson, 13 [March] 1819 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
5Thomas Cooper to Thomas Jefferson, 19 April 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
6Thomas Cooper to Thomas Jefferson, 23 January 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
7Thomas Cooper to Thomas Jefferson, 24 October 1817 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
8Thomas Cooper to Thomas Jefferson, 1 September 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
9Thomas Cooper to Thomas Jefferson, 20 November 1817 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
10Thomas Cooper to Thomas Jefferson, 16 September 1817 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
11Thomas Cooper to Thomas Jefferson, 3 September 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
12Thomas Cooper to Thomas Jefferson, 2 September 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
13Thomas Cooper to Thomas Jefferson, 20 February 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
14Thomas Cooper to Thomas Jefferson, 19 September 1817 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
15Enclosure: Thomas Cooper’s Geology Syllabus [ca. 24 June 1818] (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
16Thomas Cooper to Thomas Jefferson, 21 August 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
17José Corrêa da Serra to Thomas Jefferson, 22 March 1819 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
18José Corrêa da Serra to Thomas Jefferson, 31 October 1817 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
19José Corrêa da Serra to Thomas Jefferson, 2 October 1819 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
20James Cutbush to Thomas Jefferson, 21 January 1820 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
21James Cutbush to Thomas Jefferson, 27 December 1819 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
22Francis W. Gilmer to Thomas Jefferson, 26 November 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
23Francis W. Gilmer to Thomas Jefferson, 18 March 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
24Thomas Jefferson to John Wayles Eppes, 6 February 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
25Thomas Jefferson to José Corrêa da Serra, 25 November 1817 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
26Thomas Jefferson to Thomas Cooper, 11 April 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
27Thomas Jefferson to Elizabeth Trist, 23 November 1816 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
28Thomas Jefferson to Martha Jefferson Randolph, 4 August 1818 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
29Thomas Jefferson to Antonio Dugnani, 7 March 1815 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]
30Thomas Jefferson to Robert Patterson, 7 November 1820 (Jefferson Papers)
schools and colleges; University of Pennsylvania [index entry]