1Isaac Briggs to Thomas Jefferson, 16 February 1816 (Jefferson Papers)
Briggs, Isaac; family of [index entry]
2Mary B. Briggs to Thomas Jefferson, 7 March 1816 (Jefferson Papers)
Briggs, Isaac; family of [index entry]
3Thomas Jefferson to Isaac Briggs, 17 April 1816 (Jefferson Papers)
Briggs, Isaac; family of [index entry]
4Thomas Jefferson to Mary B. Briggs, 17 April 1816 (Jefferson Papers)
Briggs, Isaac; family of [index entry]
5Joseph Bringhurst to Thomas Jefferson, 2 May 1816 (Jefferson Papers)
Briggs, Isaac; family of [index entry]
6Isaac Briggs to Thomas Jefferson, 15 May 1817 (Jefferson Papers)
Briggs, Isaac; family of [index entry]
7Isaac Briggs to Thomas Jefferson, 21 May 1817 (Jefferson Papers)
Briggs, Isaac; family of [index entry]
8Isaac Briggs’s Account of a Visit to Monticello, 2–4 November 1820 (Jefferson Papers)
Briggs, Isaac; family of [index entry]