SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 87. NUMBER 17 



IRoeblino jFun^ jan i? 1933 



5S^ 



ABSOLUTE INTENSITIES IN THE VISIBLE 



AND ULTRA-VIOLET SPECTRUM OE 



A QUARTZ MERCURY ARC 



BY 

 E. D. McALISTER 



Division of Uadiation and Organisms, Smitlisonian Institution 



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(Publication 3187) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



JANUARY 16, 1933 



