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Archival description
Big Four gas tractor and Avery separator
Cutting Flax
Combining swaths
Early gas tractor
Tractor and plow
Sod busting
C.P.R. special train
Gas tractor on threshing machine
Steam-Powered Tractor #2
Machinery by Beaver Lumber building
International Big Four tractor
Plowing in the 1920's
Harvest scene
CPR train loaded with threshing machines.
Big 4 Tractor
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