1Enclosure: William Lambert’s Calculation of Monticello’s Longitude from Greenwich, 14 November 1811 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
2Thomas Jefferson’s Notes on the Latitude of Willis’s Mountain, [ca. 19 December 1811] (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
3William Lambert to Thomas Jefferson, 22 November 1811 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
4William Lambert to Thomas Jefferson, 8 January 1812 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
5William Lambert to Thomas Jefferson, 9 January 1812 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
6Thomas Jefferson to William Lambert, 29 December 1811 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
7Bishop James Madison to Thomas Jefferson, 19 November 1811 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
8Thomas Jefferson to Nathaniel Bowditch, 2 May 1815 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
9William Lambert to Thomas Jefferson, 14 November 1811 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]
10Thomas Jefferson to Bishop James Madison, 29 December 1811 (Jefferson Papers)
astronomy; and calculations of Monticello’s longitude [index entry]