Date: | 06 29 1938 |
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Description: | A man operates an International PD-80 power unit mounted on a suction dredge for sand and gravel. The power unit is owned by Roy Deringer of Ithaca, Michig... |
Date: | 1923 |
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Description: | This map shows the movement of stone to cities along the Great Lakes. Portions of Minnesota, Iowa, Wisconsin, Illinois, Indiana, Ohio, Michigan, New York, ... |
Date: | 1905 |
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Description: | Elevated view looking west over the Montello Granite Company's works framed by an irregular mask. Two wooden derricks and irregular blocks of granite are i... |
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