1. Section of Pichardo's map of New Mexico and adjacent regions, drawn in 1811 to assist in the Call Number: Zc20 931pi Collection Title: Pichardo’s treatise on the limits of Louisiana and Texas : an argumentative historical treatise Image Count: 1 Found in: Beinecke Rare Book and Manuscript Library > Section of Pichardo's map of New Mexico and adjacent regions, drawn in 1811 to assist in the determination of the boundaries between the Spanish dominions and the United States.