Date: | 1929 |
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Description: | International dump truck and a power shovel or crane next to a large trench or quarry. There is a building in the background. The sign on the shovel reads:... |
Date: | |
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Description: | A man is standing on a walkway on top of a mechanical conveyor belt machine in a quarry, loading a truck with sand and gravel. A man with a shovel is stand... |
Date: | |
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Description: | Elevated view of a man operating a Hough Pay Loader with crane and chutes. Trucks and automobiles are parked in the background. |
Date: | |
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Description: | Elevated view of a man operating a TD-30 Crawler Tractor. |
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