Citation Info Great Britain. Hydrographic Office. (1912). Pacific Ocean (in four sheets), comprised between the parallels of 37° north and 37° south and extending from the Philippine and Celebes Is., New Guinea and Australia, San Francisco and Easter Island :. [JPEG]. Hydrographic Office, Admiralty (London). Retrieved from https://geodata.lib.berkeley.edu/catalog/p16022coll230:3795