Rio Grande Railway, showing its connections and extensions also the relative position of Denver and Pueblo to all the principal towns and mining regions of Colorado and New Mexico Outline map of Colorado and New Mexico showing major relief by hachures, major drainage, cities and towns, and county boundariesA T8 General Map, Middle Rio Grande Valley, Cochiti to Elephant Butte, 1936 B T12 Maps showing counties in New Mexico and changes from, C T46 Rio Grande Valley, increase of salt concentration of river waters, colored BLP D T54 Department of Interior, Rio Grande Project Palomas and Rincon Valleys, Rincon Division, 1922The plateaus of New Mexico;
57 Rio Grande Valley Illustrations Clip Art Istock
