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A brief history of hand-drilled wells in Niger
A brief history of hand-drilled wells in Niger
A brief history of hand-drilled wells in Niger
Danert, Kerstin (Autor:in)
Waterlines ; 25
2006
Aufsatz (Zeitschrift)
Englisch
Wells Construction: Hand Dug and Hand Drilled
NTIS | 1979
|Realizing the potential of hand-drilled wells for rural water supplies
Online Contents | 2009
|How wells are drilled in Permafrost
Engineering Index Backfile | 1952
|Measuring Yield of Drilled Wells Without Pumping
Wiley | 1955
|