Specifications to support Classification, standards of accuracy and general specifications of geodetic control surveys - United States. Federal Geodetic Control Committee; Phillips, John O; United States. Federal Geodetic Control Committee. National Ocean Survey (Rockville, Md. : U. S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey, 1975)
July 1975
Keywords: Geodesy -- Technique -- United States; Arc measures -- United States