Opportunity in the Lower Rio Grande Valley of Texas. Weslaco, Texas: Lower Rio Grande Valley Planning Board, 1948

Opportunity in the Lower Rio Grande Valley of Texas. Weslaco, Texas: Lower Rio Grande Valley Planning Board, 1948, Volume: Gilbert D744. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/526936 Accessed December 27, 2025.