2019-12-162019-12-16http://hdl.handle.net/1885/1954836 MB1 map337 MB1 map300 dpiimage/jpgimage/tiffenCopyright ExpiredTopographicVietnam -- MapsVietnam, Chiem Hoa, Series: L7014, Sheet 6053 II, 1969, 1:50 00019692019-12-16