Report on Implements at Preston. 
719 
appliances for dairy-farming, mostly of a minor description. 
In other classes of implements there are isolated examples of 
novelty, but no general advance to be recorded. 
No. 1765. Messrs. Buston, Proctor, and Co.'s Finishing 
Threshing Machine, with Patent Gear, is a threshing-machine 
without cranks ; one plain straight shaft is used, and this 
drives the shakers and the shoes by means of eccentrics on each 
side. These eccentrics are external, and are shown in Fig. 23 
behind the pulley on the extreme right. The eccentrics are 
connected by two cross-bars, passing through the machine from 
