1From Thomas Jefferson to James E. Dekay, 18 October 1823 (Jefferson Papers)
I return thanks to the Directors of the Lyceum of Nat. hist. of New York and to yourself for the...
2To Thomas Jefferson from James E. Dekay, 30 September 1823 (Jefferson Papers)
In compliance with the direction of the Lyceum of Nat. History I forward the first n o of our...