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NOAA Photo Library Image - cgs00356

A wooden triangulation tower within a tower. Inner tower was to support the instrument while the outer tower supported the observer.

Image ID: cgs00356, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Alaska, Between Anchorage and Fairbanks
Photo Date: 1923
Photographer: Mr. Oscar Risvold, USC&GS
Credit: Mr. Floyd Risvold, USC&GS

High Resolution Photo Available

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Last Updated:
June 10, 2016