The Windmill As A Prime Mover

WOLFF, M. E., ALFRED R.

Publication: John Wiley & Sons, 1885, New York

First edition. 8vo. Dark brown, blind-stamped cloth, dark brown front and rear endpapers, xiii [blank], 159 pp., preface, introduction, illustrated, charts, tables, fold-out charts, mathematical formulas, index. A classic engineering text on using windmills as a source of mechanical power. The book covers the physics of wind and the relationship between wind speed and available power; the design and efficiency of windmill sails and blades; horizontal versus vertical windmills; European and American windmill designs; windmills for pumping water, irrigation, and other mechanical work; practical performance data, efficiencies, and economic comparisons with steam engines; etc. Light wear to the spine ends and corners, else a very good, clean copy.