Pathfinder map : California, Arizona, New Mexico, Utah, Nevada / [Prepared for] Pathfinder Petroleum Company, Los Angeles.Grayson, James H1942?]"Copyright by James H. Grayson, Los Angeles."Highway map, California-Nevada -- Arizona-Utah and New Mexico.Includes indexes, 7 ancillary maps, distance tables, ill., and text.Panel title.Relief shown pictorially and by spot heights.Stamped: Jul -9 19cartographic