Specifications to support Classification, standards of accuracy and general specifications of geodetic control surveys / 
United States Federal Geodetic Control Committee, chairman by John O. Phillips 
 - Rockville, Md. :  U. S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey,  1975 
 - vi, 30 p.  ;  26 cm. 
<br/><br/> July 1975 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geodesy--Technique--United States<br/>Arc measures--United States
<br/><br/><label>Dewey Class. No.: </label>526.30973