1Thomas Jefferson to James Madison, 22 May 1809 (Jefferson Papers)
Snyder, Simon; governor of Pa. [index entry]
2Thomas Jefferson to William Wirt, 15 April 1811 (Jefferson Papers)
Snyder, Simon; governor of Pa. [index entry]
3Thomas Jefferson to William Wirt, 3 May 1811 (Jefferson Papers)
Snyder, Simon; governor of Pa. [index entry]
4Charles G. Paleske to Thomas Jefferson, 16 September 1811 (Jefferson Papers)
Snyder, Simon; governor of Pa. [index entry]