Boundary between the United States & Mexico agreed upon by the Joint Commission under the Treaty of Guadalupe Hidalgo : surveyed in 1852-53 under the direction of Bvt. Major W.H. Emory, Corps of Topographical Engineers, Chief Astronomer and Surveyor.

"Published by authority of honble. Robert McClelland, Secretary of the Interior."
"Drawn by F. Herbst & Thos. Jekyll."
"Engr. by Selmar Siebert. Lettering by F. Courtenay."
Some sheets annotated.
Multiple editions of some sheets.
Available also through the Library of Congress Web site as a raster image.
Exhibited: Rivers, Edens, Empires : Lewis & Clark and the Revealing of America, Library of Congress, 2003.