22 February 2007
- 03:2603:26, 22 February 2007 diff hist −36 m Vises No edit summary
25 December 2006
- 07:1207:12, 25 December 2006 diff hist 0 m Demotech's kitchen unit for slum areas →Why
- 07:0907:09, 25 December 2006 diff hist 0 m Rope pump knots →How
- 07:0607:06, 25 December 2006 diff hist −1 m Rope pump knots →Why
- 07:0407:04, 25 December 2006 diff hist −33 m Rope pumps →How
- 06:5606:56, 25 December 2006 diff hist 0 m Rope pumps →Why
- 06:4306:43, 25 December 2006 diff hist −22 m Pulley →Pulleys as they are normally used in West Africa
- 05:0205:02, 25 December 2006 diff hist +664 Harvesting sheet metal →How
- 04:3504:35, 25 December 2006 diff hist +15 m Tin bicycle - design contest motivation No edit summary
- 04:3004:30, 25 December 2006 diff hist −6 Tin bicycle - design contest motivation →For developping countries
- 04:2804:28, 25 December 2006 diff hist +892 Tin bicycle - design contest motivation Grammar, spelling, and clarifying edits