Map includes a list and approximate location of historical markers located in Cameron County, Willacy County, Hidalgo County, Starr County and Zapata County. Current up until 1997.
.TIFF, 1 Page, BW
Maps, UTRGV Digital Library, The University of Texas – Rio Grande Valley. Accessed via https://scholarworks.utrgv.edu/maps
Maps, Texas--Lower Rio Grande Valley, Historical markers