

: . 



tort Machin. 'raw. half full SUM, 



i in fig. 120. The half end elevation and half 

 :n* 4 .1 tlic tide elevation instead of front 



. i . L>rnw alao a sectional i-levM ion, the plane of aection to 

 IMH ,.f the aoraw C. When not in IM the steel faces 

 f tin* jaws aru slightly elerated by ooooeaied springs, and when 

 the work is inserted and the rice tightened up. the work sli.1, > 



K 'J 



