Bulletin 1246, U. S. Department of Agriculture 
PLATE XXXI 
No. 3 or Medium and No. 4 or Common Steer and Cow Chucks 
A, No. 3 or medium steer chuck; B, No. 3 or medium cow chuck; C, No. 4 or common 
steer chuck; D, No.4 or common cow chuck 
