"#"570 unknown street
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"#"570 unknown street
60 hp Caterpillar tractor pulling 60 feet of duck foot cultivators on Lone Warrior farm, Montana
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60 hp Caterpillar tractor pulling 60 feet of duck foot cultivators on Lone Warrior farm, Montana
A map showing natural gas pipelines of the United States and Canada.
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A map showing natural gas pipelines of the United States and Canada.
A train of settlers and their effects leaving South Dakota for Canada, May 1, 1891
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A train of settlers and their effects leaving South Dakota for Canada, May 1, 1891
A windmill at Pioneer Village
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A windmill at Pioneer Village
A windmill at Pioneer Village
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A windmill at Pioneer Village
A woman standing in the snow on the edge of the Grand Canyon
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A woman standing in the snow on the edge of the Grand Canyon
A woman, standing in the snow on the edge of the Grand Canyon, viewing the sites with binoculars
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A woman, standing in the snow on the edge of the Grand Canyon, viewing the sites with binoculars
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American military camp
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American troop undergoing inspection