Report based on reconnaissance investigation of Arizona land irrigable from the Colorado River. - [Phoenix, Ariz.] Arizona Engineering Commission, 1922-23. - 72 p. illus., fold. pl., fold. col. map, tables, diagrs. 24 cm. Re LCCN: gs 24000023 Subjects--Topical Terms: Irrigation--Arizona. Subjects--Geographic Terms: Colorado River (Colo.-Mexico) LC Class. No.: TC824.A6 / A5 1923 Gov. Doc. Class. No.: WC 2.2:R 32