compiled from open file information by the Bureau of Mineral Resources, Geology and Geophysics ... in co-operation with the Geological Survey of Papua New Guinea ; compiled 1971-72 by D.J. Grainger, R.L. Grainger ; drawn by J.G.A. Den Hertog.
Grainger, David J.
Canberra, A.C.T. : Bureau of Mineral Resources, Geology and Geophysics ; Port Moresby, PNG : Dept. of Lands, Surveys and Mines, 1973.
Government publication, Map
— Maps Collection Horizontal Files (lower level)