Regulations.
Subtitle: 1946.
Series: Its Serial; no. 685; Series (U.S. Coast and Geodetic Survey) ;; 685.
Publisher: U.S. Govt. Print. Off.
Published: 1946
Place of publication: Washington
Language: eng
Subjects: U.S. Coast and Geodetic Survey.
Notes: At head of title: U.S. Dept. of Commerce. Coast and Geodetic Survey.
"Supersede the Regulations and instructions ... effective August 1, 1931, and all amendments thereto."