The Wilson Library holds many collections related to Latin American and Latinx Studies. This guide will help you find some of this material:
Latin American and Latinx Materials at Wilson Special Collections Library
In addition, you may want to view the Taller Leñateros collection of literary works by the indigenous cooperative from Chiapas, Mexico:
Taller Leñateros Collection, San Cristóbal de las Casas, Chiapas, México