5 Various Bone Daggers. One, cassowary bone dagger, Sepik River region of Papua New Guinea Highlands, collected prior to World War II (35cm). Two, engraved (30cm & 34cm) and, two carved & engraved (39cm), good patina, early 20th C, Sepik River, Papua New Guinea, Dr P Elliot collection (1965) with bird finials (L39cm). Collection Dr John Raven, Perth. Estimate $300-600