SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 65, NUMBER 4 



Hobokins ffunb 



NEW EVIDENCE ON THE INTENSITY OF 



SOLAR RADIATION OUTSIDE 



THE ATMOSPHERE 



BY 

 C. G. ABBOT, F. E. FOWLE, AND L. B. ALDRICH 



(Publication 2361) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



JUNE 19, 1915 



