Grainger, D. J. Explanatory notes on the 1:2 500 000 mineral deposits map of Papua New Guinea D. J. Grainger and R. L. Grainger - Canberra Australian Govt. Pub. Service 1974 - iii, 171 p map - Bulletin 148 PNG 8 . Subjects--Topical Terms: Mines and mineral resources--Papua New Guinea