http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
iv, 92 pages including illustrations, tables : diagrams (1 folded) ; 23 cm.
At head of title: U.S. Dept. of commerce, Jesse H. Jones, secretary. Coast and geodetic survey, Leo Otis Colbert, director ...
"This manual was prepared by Paul Schureman, principal mathematician, under the direct supervision of of Capt. Paul C. Whitney, chief of Division of tides and currents."--Foreword.
"Supersedes a previous edition of the manual published in 1935 and contains a revised description of the standard automatic tide gage to include recent improvements in this instrument."--p. ii.
Special publication (U.S. Coast and Geodetic Survey) ; no. 196. Rev. (1941) ed