1Caesar A. Rodney to Thomas Jefferson, 31 January 1810 (Jefferson Papers)
United States; military preparedness [index entry]
2Thomas Jefferson to Tadeusz Kosciuszko, 26 February 1810 (Jefferson Papers)
United States; military preparedness [index entry]
3Pierre Samuel Du Pont de Nemours to Thomas Jefferson, [ca. 28 July 1810] (Jefferson Papers)
United States; military preparedness [index entry]
4Thomas Jefferson to William H. Crawford, 20 June 1816 (Jefferson Papers)
United States; military preparedness [index entry]
5John Rhea to Thomas Jefferson, 9 March 1819 (Jefferson Papers)
United States; military preparedness [index entry]