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Hand Dug Wells and Their Construction

Simon B. WattW. E. Wood

出版	Intermediate Technology Publications, 1977
主題	Technology & Engineering / Mining
ISBN	09030312729780903031271
URL	http://books.google.com.hk/books?id=DymtQgAACAAJ&hl=&source=gbs_api

註釋

This definitive work provides step-by-step guidance in the techniques of digging and constructing a well, including the principles of groundwater storage, the actual construction, the materials required, and details of additional sources of information.