'654 Report on the Trials of Implements at Reading. 
Fig. 2. — Elevation of Coultas's Fan, No. 2224. 
Fig. 3.— Plan of Coultas's Fan, iVo. 2224. 
c ^ 
"I 
stand No. 174. 
■ William Alfred Gibhs, of Gillivell ParJc, 
CMngford, Essex. 
Article SS55—(^^eiu Im2^Iemcnt.)— Fau, (or Stack Cooling ; manufactured 
by the Exhibitor. Price 8/. A rough, but stroug and effective machine, 
constructed to enable farmers to test this plan fully at the smallest outlay ; 
suction-power for 6 or 8 stacks seriatim, can be carried from stack to stack, 
fixed and unfixed in a minute, and worked by one or two men. Can be used 
as a fixture and worked by hand, horse or steam power. (For Trial.) 
This is a simple beater-fan, of 20^ inches diameter, with four 
rectangular blades, 6| inches wide, working in the centre of 
a sheet-iron case, and driven by a 
cog-wheel 
and pinion. 
