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Tide gauge at Cape Mordvinof.
60 -foot ladder constructed from top down.
Ladder suspended by wires and stakes
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Image ID: theb2392, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Alaska, Cape Mordvinof, Unimak Island
Photo Date: 1939
Credit: Association of Commissioned Officers
Category: Charting/Tides/Gauge/Installation/
• High Resolution Photo Available
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