1Thomas Jefferson to William Chamberlayne, 4 April 1811 (Jefferson Papers)
Gibson & Jefferson (Richmond firm); and medical services for TJ [index entry]
2Thomas Jefferson to William Chamberlayne, 24 June 1811 (Jefferson Papers)
Gibson & Jefferson (Richmond firm); and medical services for TJ [index entry]
3Thomas Jefferson to Charles Everette, 24 June 1811 (Jefferson Papers)
Gibson & Jefferson (Richmond firm); and medical services for TJ [index entry]
4Thomas Jefferson to George Jefferson, 24 June 1811 (Jefferson Papers)
Gibson & Jefferson (Richmond firm); and medical services for TJ [index entry]