2019-12-162019-12-16http://hdl.handle.net/1885/1955485 MB1 map174 MB1 map300 dpiimage/jpgimage/tiffenCopyright ExpiredTopographicVietnam -- MapsVietnam, Dinh Quan, Series: L7014, Sheet 6431 II, 1967, 1:50 00019672019-12-16