Digital Library Search
![Graded road made to measure Epping Plains Base theb1648.jpg Graded road made to measure Epping Plains Base](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1648.jpg?itok=n2Ksuepi)
Image
Download ( 1.04 MB )Permalink
https://www.noaa.gov/media/digital-library-photo/pl23theb1648jpgDescription
Graded road made to measure Epping Plains Base.Base Line party of Alexander Dallas Bache (Image credit: NOAA Central Library)
Credit
NOAA Central Library
Display Date
1857
Location
Maine, Epping Plains
Collection
Historic Coast & Geodetic Survey
Geodesy
Triangulation
Baseline & Treverse Measurements
Keywords
Geodesy
Triangulation
Baseline
Bar