. The conservation of ground water; a survey of the present ground-water situation in the United States. Groundwater; Water-supply; Water conservation. 26 CONSERVATION OF GROUND WATER. si 3 T3 C- • o c *J .2 O re c S 2 •3 3 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Thomas, H. E. (Harold Edgar), 1906-. New York, McGraw-Hill

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Keywords: ., bookcentury1900, booksubjectgroundwater, booksubjectwatersupply