Tropicos | Reference - Emory, W. H. 1857. Report on the United States and Mexican boundary survey : made under the direction of the secretary of the Interior. In W. H. Emory Rep. U.S. Mex. Bound. C. Wendell, Washington, D.C.

Emory, W. H. 1857. Report on the United States and Mexican boundary survey : made under the direction of the secretary of the Interior. In W. H. Emory Rep. U.S. Mex. Bound. C. Wendell, Washington, D.C.