Date: | 1951 |
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Description: | Water depths shown by bathymetric tints and soundings. Relief shown by contours. "Depths in feet." "Aids to navigation corrected to May 4, 1951." On verso:... |
Date: | 1851 |
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Description: | This map shows townships, villages, Indian villages, railroads, roads, mills, prairies, swamps, and canals. An inset map shows a plat of the copper distric... |
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