v.3. Rocky Mountain region and Great Plains. v.4. Statements by Director Powell and other officers of the U. S. Geological Survey. Consular reports. General report on irrigation in United States. Miscellaneous papers. [v.5] Irrigation in the United States. By R.J. Hinton... being a 2d ed. of Misc. doc. 15, 49th Cong. [2d sess

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