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![Taking the reading when the line is vertical theb2128.jpg Taking the reading when the line is vertical](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb2128.jpg?itok=BQtG9n3-)
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https://www.noaa.gov/media/digital-library-photo/pl23theb2128jpgDescription
Taking the reading when the line is vertical
Collection
Historic Coast & Geodetic Survey
Nautical Charting
Soundings
Casts of the Lead
Keywords
Charting
Soundings
Leadline