1William Lambert to Thomas Jefferson, 5 December 1809 (Jefferson Papers)
Lambert, William; astronomical calculations [index entry]
2William Lambert to Thomas Jefferson, 20 April 1812 (Jefferson Papers)
Lambert, William; astronomical calculations [index entry]
3Thomas Jefferson to Robert Patterson, 9 August 1812 (Jefferson Papers)
Lambert, William; astronomical calculations [index entry]
4Enclosure: William Lambert’s Methods of Calculating the Moon’s Parallaxes, 27–28 June 1822 (Jefferson Papers)
Lambert, William; astronomical calculations [index entry]
5William Lambert to Thomas Jefferson, 28 June 1822 (Jefferson Papers)
Lambert, William; astronomical calculations [index entry]
6William Lambert to Thomas Jefferson, 6 July 1822 (Jefferson Papers)
Lambert, William; astronomical calculations [index entry]
7William Lambert to Thomas Jefferson, 11 July 1822 (Jefferson Papers)
Lambert, William; astronomical calculations [index entry]