Eleventh Annual Report of the U. S. Geological Survey, ,1889-1890. Part II. Irrigation.. Washington, 1891. xiv., 395 P. Pl.30. Fig 4.; Irrigation and Water-Storage in the Arid Regions. BY GEN. A. W. GREELY Washington 1891 350p. pl37; Final Report of the Artesian and Underflow Investigation and of the Irrigation Inquiry, Made under the Direction of the U. S. Department of Agriculture. Washington, 1892 Parts 1,2,3,4 Many Plates and Maps. 52d congress First Session. Sen, Ex. Doc., No. 41.; Census Bulletins on Irrigation. Arizona, Idaho, Montana, Nevada, New Mexico, Oregon, Utah, Washington, and Wyoming. Artesian Wells for Irrigation. By F. H. NEWELL. Washington, 1891-1892.; Extra Census Bulletin, NO. 23. Agricuvlture.—Irrigation. By F. H. NEWELL. Washington, Sept. 9, 1892