1. Publications. Numerical index for station catalogs, Jan. 1, 1941, Hydrographic Office [Coast Survey, and British Admiralty] charts, arranged in order of chart numbers with consecutive number and page of catalog on which each may be found. Bookmark Corporate/Agency Authors: Hydrographic Office and Navigation Bureau Publisher: Hydrographic Office Date: [1941.] SuDoc number: N 6.5/8:941