1Enclosure: Oliver Everett’s Advertisement for the Memoirs of the American Academy of Arts and Sciences, [ca. 22 April … (Jefferson Papers)
meteorology; works on [index entry]
2George F. Hopkins to Thomas Jefferson, [received 29] August 1822 (Jefferson Papers)
meteorology; works on [index entry]
3Thomas Jefferson to George F. Hopkins, 5 September 1822 (Jefferson Papers)
meteorology; works on [index entry]