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Lip of a Jacobsville quarry right next to Lake Superior
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Portage Lake Lower Entrance Light
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Many years' wear on breakwater leading to the light
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Quarry's edge seen from offshore.
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View north from level, elevated border between quarry and Lake Superior.
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Looking northwest into quarry, Red Rock Rd at quarry's rear edge
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Southernmost portion of west wall of quarry, Lake Superior to left
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Ancient lake bottom exposed
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Best view of border, looking east into quarry
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Detail of stone in west wall of quarry
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View to northeast in quarry
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Broad view of west wall
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