pl23_theb1850.jpg
![Rodman in the Louisiana mud theb1850.jpg Rodman in the Louisiana mud](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1850.jpg)
Description
Rodman in the Louisiana mud.
Credit
NOAA
Collection
Historic Coast & Geodetic Survey
Geodesy
Determining the Elevations - Leveling a Continent
Keywords
Geodesy
Leveling
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