A discourse on the character and services of Thomas Jefferson, more especially as a promoter of natural and physical science. Pronounced, by request, before the New York Lyceum of natural history, on the 11th October, 1826.

The appendix (p. 45-67) comprises short reports and letters from Alden Partridge, William Eustis, Robert R. Livingston, John Stranger, S. H. Long, Thomas Jefferson, J. Priestley, Horatio Gates and Lindley Murray.