1Thomas Jefferson to William Lee, 8 January 1818 (Jefferson Papers)
Keller, Jonas; and C. Stewart’s apprenticeship [index entry]
2Thomas Jefferson to Jonas Keller, 8 January [1818] (Jefferson Papers)
Keller, Jonas; and C. Stewart’s apprenticeship [index entry]
3Thomas Jefferson to Jonas Keller, 24 January 1818 (Jefferson Papers)
Keller, Jonas; and C. Stewart’s apprenticeship [index entry]
4Jonas Keller to Thomas Jefferson, 14 December 1817 (Jefferson Papers)
Keller, Jonas; and C. Stewart’s apprenticeship [index entry]
5Jonas Keller to Thomas Jefferson, 15 January 1818 (Jefferson Papers)
Keller, Jonas; and C. Stewart’s apprenticeship [index entry]
6William Lee to Thomas Jefferson, 12 January 1818 (Jefferson Papers)
Keller, Jonas; and C. Stewart’s apprenticeship [index entry]
7William Lee to Thomas Jefferson, 15 December 1817 (Jefferson Papers)
Keller, Jonas; and C. Stewart’s apprenticeship [index entry]
8James Leitch to Thomas Jefferson, 25 December 1817 (Jefferson Papers)
Keller, Jonas; and C. Stewart’s apprenticeship [index entry]