

CONGRESS OF 

 ARTS AND SCIENCE 



UNIVERSAL EXPOSITION, ST, LOUIS, 1904 



EDITED BY 



HOWARD J. KOGERS, A.M., LL.D. 



DEBECTOR OF CONGRESSES 



VOLUME VI 



MEDICINE 

 TECHNOLOGY 



&" 



I L 1 



BOSTON AND NEW YORK 

 HOUGHTON, MIFFLIN AND COMPANY 

 fiitoem&e rc$tf, Cambridge 

 1906 



