1Enclosure: Statement of the Committee on Zoology of the New-York Historical Society, 11 March 1817 (Jefferson Papers)
fish; ichthyology [index entry]
2Rodolph Schaer to Thomas Jefferson, 25 March 1819 (Jefferson Papers)
fish; ichthyology [index entry]
3Constantine S. Rafinesque to Thomas Jefferson, 25 January 1821 (Jefferson Papers)
fish; ichthyology [index entry]