Approaching Free Energy

By New Shelter Magazine

Contents are: Approaching Free Energy, The Sunspace, Walls of Warm Air, Insulate on the Outside, Trouble with Windows, Passive Solar: A new way to heat homes, The No-Frills No Furnace House that Gene Built, Guidelines for going underground and New Water Well.

• Format: Paperback
• Language: English
• ISBN: B000RAQP70
• Release Date: January 1982
• Publisher: Rodale Press
• Length: 116 Pages
• Weight: 0.25 lbs.
• Dimensions: 0.3" x 5.2" x 8.2"