pl23_theb1606.jpg
Description
Parkhurst Theodolite.Triangulation party of Paul A. Smith
Credit
Family of Rear Admiral Paul A. Smith, C&GS;
Display Date
1931?
Location
Midwest United States
Collection
Historic Coast & Geodetic Survey
Geodesy
Triangulation
Observing the Angles
Keywords
Geodesy
Triangulation
Angles