TABLE 370. 

 TRANSMISSIBILITY OF RADIATION BY GLASSES- 



303 



The following data giving the percentage transmission of radiation of various substances, 

 mostly glasses, are selected from Spectroradiometric Investigation of the Transmission of Vari- 

 ous substances, Coblentz, Emerson and Long, Bui. Bureau Standards, 14, p. 653, 1918. 



Manufacturers: Corning Glass Works, Corning, N. Y.; A. O. Co., American Optical Co., 

 Southbridge, Mass.; J. K. O. Co., Julius King Optical Co., New York City. For other glasses 

 see original reference. See also succeeding table, which contains data for many of the same 

 glasses. 



SMITHSONIAN TABLES. 



