Changes

Rope pump

61 bytes added, 05:09, 6 February 2008
External links
* General info [http://www.ropepump.com www.ropepump.com]
* How to build [http://www.ropepumps.org www.ropepumps.org]
* Cambodia [http://www.ideas-at-work.org/IdeasRopePump.html]