Map of the country adjacent to the left bank of the Rio Grande below Matamoros / surveyed under instructions from Col. J.J. Abert, Corps Top. Eng.rs. ; made by Lieut. J.D. Webster, J.E. ; assisted by T.E. Mullorony, Esq.r. ; Ackerman's Lith.

Beinecke Rare Book and Manuscript Library > Map of the country adjacent to the left bank of the Rio Grande below Matamoros / surveyed under instructions from Col. J.J. Abert, Corps Top. Eng.rs. ; made by Lieut. J.D. Webster, J.E. ; assisted by T.E. Mullorony, Esq.r. ; Ackerman's Lith.