190 FARM MECHANICS 



in the rear bench of the first sled and a clevis in the end 

 of the reach is the old-fashioned rig for rough roads in 

 the woods. Such sleighs are fitted with bunks instead 

 of bolsters. Bunks are usually cut from good hard- 

 wood trees, hewed out with an axe and bored for round 



Figure 167. Bobsleighs, Showing Three Kinds of Coupling. The 

 upper sleighs are coupled on the old-fashioned short reach plan ex- 

 cept that the reach is not mortised into the roller. It is gained in 

 a quarter of an inch and fastened by an iron strap with a plate and 

 nuts on the under side. The bobs in the center show the bolster 

 reach, principally used for road work. The bottom pair are coupled 

 by cross chains for short turning around trees and stumps in the 

 woods. 



stakes. Log bunks for easy loading do. not project 

 beyond the raves. With this kind of a rig, a farmer can 

 fasten two logging chains to the reach, carry the grab 

 hook ends out and under and around the log and back 

 again over the sleighs, and then hitch the horses to the 

 two chains and roll the log up over a couple of skids 

 and on to the bunks without doing any damage to the 



