Date: | 1917 |
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Description: | An International Harvester Mogul 10-20 H.P. tractor pulling a trailer for the Aviation Section No. 507 of the U.S. Army Signal Corps. The trailer appears t... |
Date: | 1918 |
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Description: | A man stands in front of a Holt Caterpillar tractor at Camp Travis, named in 1917. The tractor pulls a train of wagons on a dirt path. Several men work in ... |
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