1To Thomas Jefferson from Simeon De Witt, 28 August 1804 (Jefferson Papers)
The President of the United States is respectfully requested to accept of the inclosed Map of the...
2Thomas Jefferson to Simeon DeWitt, 24 January 1819 (Jefferson Papers)
Your favor of the 13 th is duly recieved with the pamphlet it covered on an agricultural college,...
3Simeon DeWitt to Thomas Jefferson, 13 January 1819 (Jefferson Papers)
I have had the temerity to advance a novel project for the consideration of our Legislature , now...