I ^0 "o'CX 4-AJJ*SS/SCCr / SC-'IS/ 



I I I I J-^-3S/Ves^. 



I 1 1 1 / ' ^_ / . y 



yrrosa 



PENNSYLVANIA 

 STATE HIGHWAYS. 



Concrete Box Culverts. 



1910. 



134 



