Rau, Hans Solar energy/ Hans Rau; translated by Maxim Schur, edited and revised by D.J. Duffin - New York: Macmillan, c1964 - 171 p.: ill.; 21 cm. Includes index ISBN: $ 6.00 Subjects--Topical Terms: Solar energySolar radiationPhotovoltaic power generation Dewey Class. No.: 621.47