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![Eyepieces for Wild T-3 theodolite geod1083.jpg Eyepieces for Wild T-3 theodolite](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_geod1083.jpg?itok=b9Yd4Asp)
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https://www.noaa.gov/media/digital-library-photo/pl23geod1083jpgDescription
Eyepieces for Wild T-3 theodolite. Larger lens was for observing. The smallerlens for reading horizontal and vertical angles.
Location
Illinois, Chicago
Collection
Geodesy