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Description

Nautical survey map of Seattle Harbor, with an inset map showing the southern end of the Duwamish Waterway. Water depths and potential hazards such as kelp, sewage lines, and pilings are detailed. Landmarks useful for mariners such as towers and spires, including the Space Needle and Northern Life Tower, are shown.

AtoNs (Aids to Navigation), such as lighthouses, buoys, and beacons, are marked as purple dots and have their lighting abbreviation, timing, and sound (horn, bell, diaphone), when applicable.

Condition Description
Minor wear at sheet edges. Publisher and seller's ink stamps in the lower margin.