2017-04-192023-12-15http://hdl.handle.net/1885/310797300 dpiimage/jpgimage/tiffenCopyright ExpiredTopographyCountry -- Papua New GuineaPapua New Guinea Bougainville, Mount Balbi, Series: AMS X713, Sheet 6840 III, 1:50 000, 196719672023-12-15