== External links ==
* Evaluations [http://www.ircpracticafoundation.nl www.ircpracticafoundation.nl ]* Africa [http://www.pumpaid.org www.pumpaid.org ]* General info on well drilling [http://www.ropepump.com www.ropepump.com] * How to build [http://www.ropepumpsrwsn.org www.ropepumpsrwsn.org]