6 April 2010
- 01:2301:23, 6 April 2010 diff hist −8 How to build a hand powered pump →Cost Analysis
- 01:2201:22, 6 April 2010 diff hist −12 How to build a hand powered pump →Cost Analysis
- 01:1801:18, 6 April 2010 diff hist +214 How to build a hand powered pump →Suggested Design
- 01:1201:12, 6 April 2010 diff hist 0 How to build a hand powered pump →Required Materials
- 01:1101:11, 6 April 2010 diff hist −1 How to build a hand powered pump →Regional Considerations
- 01:0701:07, 6 April 2010 diff hist +15 How to build a hand powered pump →Calculations
- 01:0501:05, 6 April 2010 diff hist +1 How to build a hand powered pump →Calculations
- 01:0401:04, 6 April 2010 diff hist 0 How to build a hand powered pump →Calculations
- 01:0301:03, 6 April 2010 diff hist +11 How to build a hand powered pump →Calculations
- 01:0101:01, 6 April 2010 diff hist +13 How to build a hand powered pump →Calculations
- 00:5200:52, 6 April 2010 diff hist +117 How to build a hand powered pump →Calculations
- 00:3300:33, 6 April 2010 diff hist 0 How to build a hand powered pump →Prototype
- 00:3300:33, 6 April 2010 diff hist +23 How to build a hand powered pump →Prototype
- 00:3200:32, 6 April 2010 diff hist +97 How to build a hand powered pump →Prototype
5 April 2010
4 April 2010
- 17:5217:52, 4 April 2010 diff hist −78 How to build a hand powered pump →Prototype
- 17:3617:36, 4 April 2010 diff hist +78 How to build a hand powered pump →Prototype
- 08:1108:11, 4 April 2010 diff hist +138 How to build a hand powered pump →Cost Analysis
- 08:0508:05, 4 April 2010 diff hist +384 How to build a hand powered pump →Cost Analysis
- 07:5907:59, 4 April 2010 diff hist +231 How to build a hand powered pump →Cost Analysis
- 07:5707:57, 4 April 2010 diff hist +526 How to build a hand powered pump →Cost Analysis
- 07:5307:53, 4 April 2010 diff hist +1,188 How to build a hand powered pump →Cost Analysis
- 07:4507:45, 4 April 2010 diff hist 0 How to build a hand powered pump →Cost Analysis
- 07:4407:44, 4 April 2010 diff hist +304 How to build a hand powered pump →Cost Analysis
- 07:4307:43, 4 April 2010 diff hist 0 N File:Assembledprototypeinwater.jpg No edit summary
- 07:4307:43, 4 April 2010 diff hist +188 How to build a hand powered pump →Prototype
- 07:4107:41, 4 April 2010 diff hist −1 How to build a hand powered pump →Prototype
- 07:4007:40, 4 April 2010 diff hist −1 How to build a hand powered pump →Prototype
- 07:4007:40, 4 April 2010 diff hist +2 How to build a hand powered pump →Prototype
- 07:3907:39, 4 April 2010 diff hist 0 N File:Prubber.jpg No edit summary
- 07:3807:38, 4 April 2010 diff hist +210 How to build a hand powered pump →Prototype
- 07:3507:35, 4 April 2010 diff hist +442 How to build a hand powered pump →Prototype
- 07:3407:34, 4 April 2010 diff hist +5 How to build a hand powered pump →Suggested Design
- 07:3407:34, 4 April 2010 diff hist −1 How to build a hand powered pump →Suggested Design
- 07:3307:33, 4 April 2010 diff hist 0 How to build a hand powered pump →Suggested Design
- 07:3207:32, 4 April 2010 diff hist +21 How to build a hand powered pump →Suggested Design
- 07:3207:32, 4 April 2010 diff hist 0 N File:Secure.jpg No edit summary
- 07:3107:31, 4 April 2010 diff hist 0 N File:Feed.jpg No edit summary
- 07:3107:31, 4 April 2010 diff hist 0 N File:Loop.jpg No edit summary
- 07:3007:30, 4 April 2010 diff hist 0 N File:Nylonrope1.jpg No edit summary
- 07:2907:29, 4 April 2010 diff hist 0 N File:Footvalvethread.jpg No edit summary
- 07:2907:29, 4 April 2010 diff hist 0 N File:Adapterthread.jpg No edit summary
- 07:2807:28, 4 April 2010 diff hist 0 N File:Eyehook.jpg No edit summary
- 07:2707:27, 4 April 2010 diff hist 0 N File:Bolts.jpg No edit summary
- 07:2707:27, 4 April 2010 diff hist 0 N File:Drill.jpg No edit summary
- 07:2607:26, 4 April 2010 diff hist 0 N File:Glue.jpg No edit summary
- 07:2507:25, 4 April 2010 diff hist +26 How to build a hand powered pump →Suggested Design
- 07:2507:25, 4 April 2010 diff hist +360 How to build a hand powered pump →Suggested Design
- 07:1807:18, 4 April 2010 diff hist +966 How to build a hand powered pump →Suggested Design
- 07:1607:16, 4 April 2010 diff hist +496 How to build a hand powered pump →Required Tools
