96 Animal Husbandry 
to which they are attached should be provided with a good brake. 
The colt should be attached to the “ off side”? and the team be 
driven at first in a closed field till the colt learns what is wanted of 
him. When hitching the colt double for the first few times, it is 
well to keep a pair of single lines on the colt’s bridle which can be 
handled by an assistant. 
166. Hitching single. — When the colt is desired for single 
use, it is often advisable to train him to go single from the first. 
Fic. 42. — Acquainting the horse with the training-cart. 
This may be done after he has become familiar with the bit, har- 
ness, and use of the lines. When training the colt to go single, a 
training-cart — one with long shafts, substantially constructed, 
and the seat so arranged that the driver can get off and on quickly 
— should be employed. The shafts should be twelve or fourteen 
feet long, with provision at the ends for the attachment of a strap 
across from point to point to prevent the colt in rearing from 
throwing his front leg over the end of the shaft. At first a kick- 
strap attached to each shaft and passed over the colt’s rump 
should be used, at least till the colt is accustomed to the shafts. 
When the colt is first hitched, an assistant should hold him until 
