The $50.00 & Up Underground House Book Mike Oehler Self-Published, 1978 unstated edition Softcover in good condition. Text clean and unmarked, binding tight. Cover shows some slight signs of wear but good overall. Embossed owners seal inside cover. Everything you need to know about how to build and live happily in an underground house. Plans, building materials, issues of light and air ect. are all covered. 112 pages. Powered by eCRATER . List your items fast and easy and manage your active items.