9 March 2011
- 18:0318:03, 9 March 2011 diff hist +120 Skylights added example video of skylights
28 October 2010
- 18:5818:58, 28 October 2010 diff hist +133 m Rocket stove →External links: added link
6 April 2007
- 04:4104:41, 6 April 2007 diff hist +4 m Humboldt Energy Independence Program No edit summary
- 04:4004:40, 6 April 2007 diff hist +63 m Humboldt Energy Independence Program No edit summary
- 04:3604:36, 6 April 2007 diff hist +65 m Humboldt Energy Independence Program No edit summary
4 April 2007
- 16:3816:38, 4 April 2007 diff hist +9 m Humboldt Energy Independence Program No edit summary
- 16:3116:31, 4 April 2007 diff hist +37 m Humboldt Energy Independence Program No edit summary
- 16:2016:20, 4 April 2007 diff hist +1 m Humboldt Energy Independence Program No edit summary
30 March 2007
- 04:5004:50, 30 March 2007 diff hist +25 Humboldt Energy Independence Program No edit summary
- 04:4604:46, 30 March 2007 diff hist +35 Humboldt Energy Independence Program No edit summary
- 04:4204:42, 30 March 2007 diff hist +31 N File:Heiplogosmall.png the HEIP logo (black and white) current
