1Isaac H. Tiffany to Thomas Jefferson, 18 March 1819 (Jefferson Papers)
Accompanying The accompanying is a political chart of the U.S. in 6 Tables or sheets, which is...
2Isaac H. Tiffany to Thomas Jefferson, [received 12 January 1817] (Jefferson Papers)
If a sense of error can attone for the length of my last , it is fully acknowledged. With intent...
3Enclosure: Isaac H. Tiffany’s Plan for an Institute in Schoharie County, New York, [before 12 January 1817] (Jefferson Papers)
The Institute of the County of Schoharie is composed of a President 2 Vice President s , Senate...
4Isaac H. Tiffany to Thomas Jefferson, 27 September 1816 (Jefferson Papers)
While reading the “Spirit of Laws,” at College , my curiosity was highly excited to become...
5Isaac H. Tiffany to Thomas Jefferson, 8 August 1816 (Jefferson Papers)
Will you be so good as to assist me from a doubt. Mr Gillies , historiographer to the king for...