19 January 2011
- 17:5717:57, 19 January 2011 diff hist +290 Talk:How to build a hand powered pump →Comments current
- 17:4017:40, 19 January 2011 diff hist +171 N Talk:Appropriate Technology Sourcebook/Piston Water Pump Created page with "This page could be improved by rotating the image files before uploading them. Also, drawings seem to me missing many bill of materials callouts and part detail design."
21 December 2010
- 21:3221:32, 21 December 2010 diff hist +70 Water pumps made from PVC pipe No edit summary
- 21:2221:22, 21 December 2010 diff hist +120 Water pumps made from PVC pipe No edit summary
- 21:2021:20, 21 December 2010 diff hist +43 N Water pumps made from PVC pipe Created page with 'File:Water_Pumps_made_from_PVC_pipe.pdf'
- 21:0721:07, 21 December 2010 diff hist +116 N File:Water Pumps made from PVC pipe.pdf Suction, lift, and treadle pumps made from PVC pipe. Designs, manufacturing processes, performance testing results. current
- 20:4920:49, 21 December 2010 diff hist +283 N User:Jblongen Created page with '===User=== Joseph Longenecker <br> jblongen@gmail.com ===Background=== *Messiah College Collaboratory Pump Project *ECHO, Inc. Appropriate Technology Intern ===Subject areas=…'