Manila Harbor, Philippines 1913

Depths shown by gradient tints, soundings, and isolines ; "Soundings in feet at mean lower low water." ; Includes text ; Map of Manila Harbor: "Shoreline, triangulation, and outer hydrography by Coast and Geodetic Survey ... 1901 to 1908. Harbor and river from surveys by the Division of Port Works ... to 1912. City from maps of City Engineer and other sources." ; Map of Cavite Harbor: "From surveys 1901 to 1904 and other information." ; "February 1913."Philippine Islands, west coast of Luzon : Manila Harbor -- Philippine Islands, west coast of Luzon : Cavite HarborColor1:10,00