Date: | 1926 |
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Description: | Concrete chimney experiment at the University of Wisconsin. |
Date: | |
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Description: | Elevated view of Milwaukee Electric Crane & Manufacturing Company grab bucket crane on the exterior of the Calaveras Cement Factory. A sign on the crane re... |
Date: | 1920 |
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Description: | The Oklahoma Portland Cement Company, built in 1906, had a capacity of 12 cars a day. Caption reads: "Oklahoma Portland Cement Co. Capacity 12 cars a day, ... |
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