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![500 lb theb1545.jpg 500 lb](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1545.jpg?itok=AJSa0Lcj)
Description
500 lb. stone being lowered for Brown Valley Base.98th Meridian survey.Jasper Bilby on right (Image credit: NOAA, John Hayford Album)
Credit
NOAA, John Hayford Album
Display Date
1903
Location
South Dakota
Collection
Historic Coast & Geodetic Survey
Geodesy
Survey Marks
Keywords
Geodesy
Marks