Boston: Charles H. Pope, 1906.
Softcover. Good. Second edition, with "important additions." 160 pp, with double-page map (Western of Highland States, Rocky Mountain Div., Basin Division, Pacific Division), illustrations + publisher's catalogue, in original wrappers. Spine shows some damage and has been covered in clear tape; number written in pen at top of title page; text otherwise clean, binding sound. An early work on the uses of solar energy. Includes a history of "special utilizations of solar heat," technical information, discussion of localities peculiarly adapted to the utilization of solar heat (United States, India, North Africa, South America, Australia), and a discussion of why solar heat has been under-studied and under-utilized.