1Enclosure: Josiah Meigs and Robert King, Geometric Meteorological Chart for Washington, D.C., 1820, [by 3 May 1821] (Jefferson Papers)
Washington, D.C.; weather in [index entry]
2Josiah Meigs to Thomas Jefferson, 3 May 1821 (Jefferson Papers)
Washington, D.C.; weather in [index entry]
3Thomas Jefferson to Josiah Meigs, 12 May 1821 (Jefferson Papers)
Washington, D.C.; weather in [index entry]
4Charles Pinckney to Thomas Jefferson, 6 September 1820 (Jefferson Papers)
Washington, D.C.; weather in [index entry]
5Ellen W. Randolph (Coolidge) to Thomas Jefferson, 22 March 1822 (Jefferson Papers)
Washington, D.C.; weather in [index entry]