681151-1881-Hydro-Notices-Sulu-or-Mindoro-Sea-West-Coast-of-Saghalin-Island-the-Coast-of-Russian-Tartary-the-Strait-of-Tartary-and-the-Amoor-River-Reports-of-Officers-of-H-M-Ship-s-on-China-Station-and-other-sources-during-1875-1880-