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Underground Water Resources of Connecticut, by Herbert E. Gregory, with A Study of the Occurrence of Water in Crystalline Rocks, by E.E. Ellis. [U.S. Geological Survey Water Supply Paper 232.].

United States. Congress. House

出版	1909
URL	http://books.google.com.hk/books?id=8MSwwgEACAAJ&hl=&source=gbs_api