description: | Farm Workers Using A Caterpillar Diesel D2 Tractor With Belt Pulley, Driving 28" Separator Equipped With A Cleaner And 14 Ft Feeder, Threshing And Cleaning Wheat Near Resource, Saskatchewan. The Equipment Worked About 12 Hours A Day On 1.5 Imperial Gallons At 14.6 Cents Per Hour, Threshing 130 Bushels Per Hour |