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Photograph

Suction Dredge with Power Unit

Date: 06 29 1938
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...
Map or Atlas

Movement of Stone on the Great Lakes

Date: 1923
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, ...
Postcard

Montello Granite Works

Date: 1905
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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