154 FARM ANIMALS 
mules are as follows: (1) Sugar mules, (2) cotton mules, 
(3) lumber mules, (4) general-purpose mules, and (5) 
mine mules. Of these, sugar, cotton and lumber mules 
command the highest prices. They must stand 15 to 17 
hands, be heavy boned, very rugged and have capacity 
for very hard work. Finish in body, good style in action, 
and considerable refinement about head, neck and legs 
Four Bic FARM MULES AT WorK 
These mules have done severe farm work for years. They are as active as ever. 
give an added value. The general-purpose mule is used 
on the roads for heavy hauling, for railroad construction, 
farm work, and dray purposes in towns and cities. This 
class is a regular competitor of the draft horse and by 
many is preferred. The mine mules are small, often no 
more than 10 or 11 hands. They are chunky, hardy, and 
have heavy bone. They must have the capacity for long, 
steady pulls and to bear heavy loads. 
13, Disease immunity—While mules are subject to 
disease and bone troubles, they are unquestionably har- 
