1Thomas Jefferson to Benjamin Smith Barton, 21 September 1809 (Jefferson Papers)
Spanish language; works in [index entry]
2Thomas Jefferson to Fernagus De Gelone, 7 March 1817 (Jefferson Papers)
Spanish language; works in [index entry]
3Fernagus De Gelone to Thomas Jefferson, 15 March 1817 (Jefferson Papers)
Spanish language; works in [index entry]
4Thomas Jefferson to Fitzwhylsonn & Potter, 28 May 1817 (Jefferson Papers)
Spanish language; works in [index entry]
5Destutt de Tracy to Thomas Jefferson, 11 April 1818 (Jefferson Papers)
Spanish language; works in [index entry]
6Extract of Ellen W. Randolph (Coolidge) to Martha Jefferson Randolph, 14 April 1818 (Jefferson Papers)
Spanish language; works in [index entry]
7Destutt de Tracy to Thomas Jefferson, 22 February 1821 (Jefferson Papers)
Spanish language; works in [index entry]
8Enclosure: List of Books to be Acquired by de Bure Frères, [ca. 19 April 1821] (Jefferson Papers)
Spanish language; works in [index entry]
9de Bure Frères to Thomas Jefferson, 24 August 1821 (Jefferson Papers)
Spanish language; works in [index entry]
10Enclosure: Thomas Jefferson’s Invoice of Books from de Bure Frères, 24 August 1821 (Jefferson Papers)
Spanish language; works in [index entry]