CR 1954, believe 1st edition, 2 volumes: Volume 1,Indians and Spain, 447 pages with sources; Volume 2, Mexico and United States, 448 to 1020 pages with index. In slipcase that has slight split and wear, books and covers all very good. BOMC. Americana, History, Rio Grande River, Rivers, Mexico, Southwest rivers, Southwest history.

Natural History, Biogegion, Rivers, Streams, Southwest Rivers, Mexico, Rio Grande River