Proceedings of the first annual Palo Alto conference /

Brownsville, Tex. (P.O. Box 1832, Brownsville 78522) : National Park Service, Palo Alto Battlefield National Historic Site, U.S. Dept. of the Interior, 1994

Papers of the Bi-National Conference on the War Between Mexico and the United States /

Brownsville, TX : National Park Service, Palo Alto Battlefield National Historic Site, 1997