Bowen, E. J. 1898-1980. The chemical aspects of light by E.J. Bowen - 2d ed., rev. - Oxford : The Clarendon Press, 1946 [reprinted 1949]. - 2 p. 300 p. : ill., 23 cm. Includes index. Subjects--Topical Terms: Light.Spectrum analysis.Radiation. Dewey Class. No.: 535 / BOC 1949