PAPUA NEW GUINEA: LOT of 4 cowry shell items, including two strings of shell & bamboo necklaces made by the Dani People of Western New Guinea (both ca. 80cm long, one a plate example Opitz p.237), a string with roughly 50 shells carefully strung end-to-end on a handwoven band (ca. 95cm long), plus 4 strings of shells (plus some loose ones); retail value $200, lot of 4 items, ex Charles Opitz Collection.
Estimate: 75-100 USD