| description: | Threshing Outfit With Teams Of Horses & Wagons. Steam Traction "Compound" Engine, Friction Clutch. Many Early Ones Had Only A Pin Or Jaw Clutch For Engaging Traction And Had To Depend Entirely On Valve Gear Manipulation When In Motion. A Typical Return Flue Type Of Engine With The Big "Barrel". Separator Has Self Feeder And Grain Elevator With Weigher. Note The Early "Wing" Type Racks On The High Wagons" |