St. Marys River, Mich. Report on preliminary examination and survey, with estimate of cost, of constructing in rapids of river filling basin or forebay, from which ship locks shall be filled.
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St. Marys River, Mich. Report on preliminary examination and survey, with estimate of cost, of constructing in rapids of river filling basin or forebay, from which ship locks shall be filled.
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St. Marys River, Mich. Report on preliminary examination and survey, with estimate of cost, of constructing in rapids of river filling basin or forebay, from which ship locks shall be filled.