1Enclosure: William Lambert’s Calculation of Monticello’s Longitude from Greenwich, 14 November 1811 (Jefferson Papers)
Maskelyne, Nevil; W. Lambert uses rules of [index entry]
2William Lambert to Thomas Jefferson, 16 July 1812 (Jefferson Papers)
Maskelyne, Nevil; W. Lambert uses rules of [index entry]
3Enclosure: William Lambert’s Calculation of the United States Capitol’s Longitude from Greenwich, 11 July 1822 (Jefferson Papers)
Maskelyne, Nevil; W. Lambert uses rules of [index entry]