---

Texas Primary Sources Library of Congress

http://www.loc.gov/teachers/classroommaterials/primarysourcesets/states/texas/index.html

Texas State Law Library

https://www.sll.texas.gov/

Library of Congress

https://www.loc.gov/item/afcreed000134/

The Portal to Texas History

https://texashistory.unt.edu/

Enter: "mex-tex" in the search

---