Lowell LindsayBooksThe Anza-Borrego Desert regionThe Anza-Borrego Desert RegionThe southwest America bicycle routeThe Anza-Borrego Desert regionFossil treasures of the Anza-Borrego DesertGeology of San Diego CountyGeology and geothermal resources of the Imperial and Mexicali valleysThe southern overland routeAuthor data: Open Library