1James Madison to Thomas Jefferson, 11 September 1809 (Jefferson Papers)
Montpellier (Montpelier; J. Madison’s Orange Co. estate); meteorological observations at [index...
2Thomas Jefferson: Analysis of Weather Memorandum Book, January 1817 (Jefferson Papers)
Montpellier (Montpelier; J. Madison’s Orange Co. estate); meteorological observations at [index...
3Thomas Jefferson to James Madison, 22 June 1817 (Jefferson Papers)
Montpellier (Montpelier; J. Madison’s Orange Co. estate); meteorological observations at [index...