1Thomas Jefferson to the Republicans of Georgetown, 8 March 1809 (Jefferson Papers)
Coles, Isaac A.; as secretary to TJ [index entry]
2Joseph Dougherty to Thomas Jefferson, 19 March 1809 (Jefferson Papers)
Coles, Isaac A.; as secretary to TJ [index entry]
3Thomas Jefferson to Benjamin Rush, 5 December 1811 (Jefferson Papers)
Coles, Isaac A.; as secretary to TJ [index entry]