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![Shelton 100-meter comparator theb1654.jpg Shelton 100-meter comparator](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1654.jpg?itok=Soggz9TN)
Description
Shelton 100-meter comparator (Image credit: NOAA, John Hayford Album)
Credit
NOAA, John Hayford Album
Display Date
1902?
Location
Midwest United States
Collection
Historic Coast & Geodetic Survey
Geodesy
Triangulation
Baseline & Treverse Measurements
Keywords
Geodesy
Triangulation
Baseline
Bar