wind socks
homebrew wind power a hands on guide to harnessing the wind
harnessing the wind can be a tricky business but in this ground breaking book the authors provide step by step illustrated instructions for building a wind generator in a home workshop and then installing it in an off grid home electric system . even if you dont plan on building your own turbine this book is packed with valuable information for anyone considering wind energy . it covers the basic physics of how the energy in moving air is turned into electricity and most importantly it will give you a realistic idea of what wind energy can do for you and what it cant .