Keyword · 5 objects

shipping routes

A keyword drawn from what is visible in these objects, rather than from a fixed list. It exists because someone will look for this and nothing else.

• GENERAL CHART OF LAKE MICHIGAN (1901) · 7-7-19011901 · NOAA Office of Coast Survey
• NORTH END OF LAKE MICHIGAN INCLUDING GREEN BAY (1930)1930 · NOAA Office of Coast Survey
• GENERAL CHART OF LAKE MICHIGAN (1930)1930 · NOAA Office of Coast Survey
• LAKE MICHIGAN (1970) · lcl-s-7m-12-1970-ls1970 · NOAA Office of Coast Survey
• Lake Michigan, Mercator Projection (2016)2016 · NOAA Office of Coast Survey

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