SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 87. NUMBER 17 



IRoeblino jfunb 



ABSOLUTE INTENSITIES IN THE VISIBLE. 



AND ULTRA-VIOLET SPECTRUM OF 



A QUARTZ MERCURY ARC 



BY 

 E. D. McALISTER 



Division of Radiation and Organisms, Smithsonian Institution 





f'r^. 



/ORBWO/Tj 



(Publication 3187) 



CITY OF WASHINGTON 

 PUBLISHED BY THE SMITHSONIAN INSTITUTION 



JANUARY 16, 1933 



