Control leveling
By: Charles T. Whalen
Contributors: National Geodetic Survey (U.S.)
Series: NOAA technical report ; NOS 73 NGS 8
Publisher: Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey, National Geodetic Survey; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1978
Place of publication: [Rockville, Md; Washington
Language: eng
Number of pages: 20
Subjects: Leveling; Bench-marks; Nets (Geodesy)
Notes: Supersedes Coast and Geodetic Survey special publication no. 226 (revised 1961)

May 1978

Includes bibliographical references