pl23_theb4218.jpg
![Signal built at Gull Rock for triangulation observations at entrance to PortEtches on the east side of Prince William Sound theb4218.jpg Signal built at Gull Rock for triangulation observations at entrance to PortEtches on the east side of Prince William Sound](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb4218.jpg)
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https://www.noaa.gov/media/digital-library-photo/pl23theb4218jpgDescription
Signal built at Gull Rock for triangulation observations at entrance to PortEtches on the east side of Prince William Sound.
Photographer
Commander George Leigh
Display Date
Summer 1977
Location
Alaska, Prince William Sound
Collection
Historic Coast & Geodetic Survey
NOAA Affiliation
NOAA Corps (ret.)