r 



QII)p i. B. iitU ffitbrarg 



Nortli (Earnltna *tat0 Imnpraitg 



Z. SMITH REYNOLDS 

 FOUNDATION 



COLLECTION IN 

 SCIENCE AND TECHNOLOGY 



QH277 



S52 



1871 



NX. STATE UNIVERSITY D.H HILL LIBRARY 



S00203966 Q 



