SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 63. NUMBER ] 



ATMOSPHERIC AIR IN RELATION TO 

 TUBERCULOSIS 



(With 93 Plates) 



BY 



GUY HINSDALE, A. M., M. D. 

 Hot Springs, Virginia. 



Secretary of the American Climatological Association; Ex-President Pennsylvania Society for the 

 Prevention of Tuberculosis; Fellow of the College of Physicians of Philadelphia; Associate Professor 

 of Climatology, Medico-Chirurgical College; Member of the American Neurological Asso- 

 ciation; Fellow of the Royal Society of Medicine, Great Britain; Corresponding 

 Member of the International Anti-Tuberculosis Association, etc. 



(Publication 2254) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



1914 



