How to Build with Grid Beam: "A Fast, Easy, and Affordable System for Constructing Almost Anything"Phil Jergenson
The Solar Food Dryer: "How to Make and Use Your Own High-Performance, Sun-Powered Food Dehydrator"Eben Fodor
The Homeowner's Guide to Renewable Energy: Achieving Energy Independence through Solar, Wind, Biomass and HydropowerDan Chiras