1To James Madison from Philip P. Barbour, 10 December 1822 (Madison Papers)
I received your letter with the one from Mr. Taylor enclosed; I fear it will be not practicable...
2To James Madison from Philip P. Barbour, 20 February 1825 (Madison Papers)
At the request of Mr. David J. Gardner, who visits Virginia, I beg leave to introduce him to your...
3To James Madison from Philip P. Barbour, 28 March 1826 (Madison Papers)
Upon my return home, I looked into the question which you mentioned yesterday, and I find two...