1Benjamin Rush to Thomas Jefferson, 2 January 1811 (Jefferson Papers)
Hartley, David (ca.1705–57); Observations on man, his frame, his duty, and his expectations [...
2Thomas Jefferson to Benjamin Rush, 16 January 1811 (Jefferson Papers)
Hartley, David (ca.1705–57); Observations on man, his frame, his duty, and his expectations [...
3Thomas Cooper to Thomas Jefferson, 31 May 1814 (Jefferson Papers)
Hartley, David (ca.1705–57); Observations on man, his frame, his duty, and his expectations [...