First-order leveling .
Edition: Revised 1935].
Series: Serial -- 502. (Rev. 1935); Serial (U.S. Coast and Geodetic Survey) -- 502
Publisher: U.S. Govt. Print. Off.
Published: 1935
Place of publication: Washington]
Language: eng
Subjects: Leveling
Notes: At head of title: ... U.S. Department of Commerce. Daniel C. Roper, secretary. Coast and Geodetic Survey. R.S. Patton, director.

Microfilm. New York, N.Y., Columbia University Libraries, 1997. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1997.