Bui. 1082, U. S. Dept. of Agriculture. 



Plate X. 



Bulb Implements. 



Fig. 1.— a bulb caliper. Fig. 2.— Another form of bulb caliper. Fig. 3.— A bulb sieve with 

 bottom of rawhide. Fig. 4. — Two forms of digging spades. These are the commercial boy's 

 spade with the handle shortened. Note that the blade is wide and fiat and the shank quite 

 straight. 



