1Fernagus De Gelone to Thomas Jefferson, 25 February 1817 (Jefferson Papers)
2Fernagus De Gelone to Thomas Jefferson, 15 March 1817 (Jefferson Papers)
3Thomas Jefferson to Louis H. Girardin, 30 April 1817 (Jefferson Papers)
4Thomas Jefferson to Fitzwhylsonn & Potter, 28 May 1817 (Jefferson Papers)