pl23_theb1551.jpg
![Digging a hole for a bench mark theb1551.jpg Digging a hole for a bench mark](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1551.jpg)
Description
Digging a hole for a bench mark
Credit
Commander Gerald B. Mills, NOAA Corps (ret.)
Location
Southeast United States
Collection
Historic Coast & Geodetic Survey
Geodesy
Survey Marks
Keywords
Geodesy
Marks
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