Mike Oehler Websites
$50 and Up Underground House Book Underground Housing and Shelter
Learn low-cost design and construction methods for underground housing and shelter with the $50 and Up Underground House Book and the Underground House and Shelter videotape seminar.
2,149,280 
$ 240.00
Green Home Building: Index
Greenhomebuilding.com focuses on sustainable architecture, natural building, solar energy, ecology, water and forest conservation, recycling, greenhouses, adobe, cob, strawbale, cordwood, papercrete, earthbag and vernacular architecture, with related resources of books, videos and links.
621,850 $ 1,200.00