Traditional hand-dug wells

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Revision as of 10:51, 29 April 2009 by Marktielewestra (talk | contribs) (New page: ==History and social context== ==Suitable conditions (advantages / disadvantages) == ==Technical specification== ====Operation==== ====Maintenance==== ====Manufacturing ==== ==Cost== ==Cou...)

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History and social context

Suitable conditions (advantages / disadvantages)

Technical specification

Operation

Maintenance

Manufacturing

Cost

Country experiences

Manuals

Movies

External links

References