Hog Houses 



by 



K. J. T. Ekblaw 



pOPC*Tr OF/R DIVISION O 



T 



FORESTR 



A6RICU 

 UMIVfRSlTYOFCAUFORNIA 



Published by the 

 TRADE EXTENSION DEPARTMENT 



National Lumber Manufacturers 

 Association 



CHICAGO :: ILLINOIS 



JUNE, 1916 



GENERAL SEBIBS No. 37 Revised Second Edition, February, 1917 



