A B C D E F G H I J-K L M N O P Q-R S T U V W-Y 0-9
close this section of the libraryPotential solar beam irradiation on slopes tables for 30Ûp0Ûs to 50Ûp0Ûs latitude(1)
View the documentPotential solar beam irradiation on slopes tables for 30Ûp0Ûs to 50Ûp0Ûs latitude / by Ernest C. Frank and Richard Lee. Frank, Ernest C. (Ernest Charles) Fort Collins, Colo. : Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1966.