A Golden Thread

PDF-file by Ken Butti

A Golden Thread PDF ebook download "This comprehensive , pioneering book places solar energy today in a rich historical context. Beginning with the passive solar designs of fifth-century Greece, through the solar-powered steam engines of 19th century America, and on to the new revolution in solar-inspired architecture, [the authors]provide the reader with an amazing story. A Golden Thread is must reading for anyone serious about the real potential for the sun's energy & its place in our history & future." (Wilson Clark, from the back cover)

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