RT Article T1 Some Uncommon Perforated Stone Implements from the Morobe and Mt. Hagen Areas, New Guinea JF The Australian journal of anthropology VO 3 IS 12 SP 345 OP 351 A1 Adam, Leonhard LA English YR 1947 UL https://ixtheo.de/Record/1937601498 DO 10.1111/j.1835-9310.1947.tb00138.x