Sherwood, G. F. Performance of wood in a do it yourself solar cellector / G. F. Sherwood and W. A. Gatz - Washington, D.C. : U.S. Government Printing Office, 1980 - 6 p. : ill. ; 27 cm. Subjects--Topical Terms: Photovoltaic power generationSolar cellsPhotovoltaic cells Dewey Class. No.: 621.31244