1To James Madison from Luis de Onís, 25 October 1810 (Madison Papers)
Letter not found. 25 October 1810. Described as a one-page letter in the lists probably made by...
2Luis de Onís to Thomas Jefferson, 17 October 1809 (Jefferson Papers)
The Chevalier de Onis , has the honor of presenting his respects to His Excellency M r Jefferson...
3Luis de Onís to James Monroe, 26 October 1816 (Madison Papers)
His excellency the viceroy of the kingdom of New Granada communicates to me, under date of the 2d...
4Luis de Onís to Thomas Jefferson, 13 April 1814 (Jefferson Papers)
L’interet que Votre Excellence a toujours temoigné pour le bonheur et prosperité de la Nation...
5Luis de Onís to Thomas Jefferson, 3 June 1814 (Jefferson Papers)
Je suis trés charmé Monsieur d’aprendre par la lettre du 28. Avril, dont vous m’avez honnoré ,...