pl23_theb4103.jpg
![Coast and Geodetic Survey Tide Prediction Machine No theb4103.jpg Coast and Geodetic Survey Tide Prediction Machine No](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb4103.jpg)
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https://www.noaa.gov/media/digital-library-photo/pl23theb4103jpg-0Description
Coast and Geodetic Survey Tide Prediction Machine No. 2. Front componentsection - vertical driving shaft.
Collection
Historic Coast & Geodetic Survey