• Shajō no byōchi : chizu ni iwayuru Rōkyōwan nari = Sialiao anchorage : the Liang Kiau Bay of the maps.

    Available also through the Library of Congress Web site as a raster image. "洋紀千八百七十二年三月二日[ダグ]刺斯誌 ... 2nd of March 1872, Douglas Cassel" "大日本海軍水路寮第三拾三號松田保信鐫."

    • Contributor: Japan. Kaigun. Suirory
    • Original Format: Maps
    • Date: 1872
  • Chōsen zenzu.

    Relief shown by hachures. Oriented with north to the right. Available also through the Library of Congress Web site as a raster image. Includes text. "大日本海軍水路寮貮拾壱號井田道壽刻"

    • Contributor: Japan. Kaigun. Suirory
    • Original Format: Maps
    • Date: 1873