Bone Knife or Letter opener. The item "Eskimo Inuit Yupik (Chukchi) Siberia Bone Knife or Letter opener. Uelen arving" is in sale since Wednesday, January 18, 2017.This item is in the category "Antiques\Ethnographic\Native American". The seller is "alekotsi" and is located in Odesa, Odesa. This item can be shipped worldwide.