sentences:  They had a hole "to be threaded with a caribou thong and sewn into a parka for safekeeping", or they could be worn around the neck.The discs were used in the Northwest Territories (which, at the time, included present-day Nunavut) from 1941 until 1978.Thus a young woman who was known to her relatives as "Lutaaq", "Pilitaq", "Palluq", or "Inusiq", and had been baptized as "Annie", was under this system to become "Annie E7-121".