-> ■" 



DATE DUE 



Cornell University Library 

 5.W58 



t-book of the principles and practi 

 3 1924 000 009 260 



















































'^■r-^.-lTi^V" H ■ \ 



"""'* »*^ J *-"-*" ■.■-•■.■' ■ 

 HI '...**■- 



MB 



■' *" i i'''"s Si !■•'■■ 1 



























































































































| GAYLORD 







PRINTED IN U S A 



Digitized by Microsoft® 



