Mary Evelyn Kirk Duncan, 90, of Kingsport, died Tuesday at Wexford House. The family will receive friends from 6 to 8 p.m. Friday at Mountain. View United Methodist Church. Services will follow at 8 p.m. Friday at the church. Burial will take place Saturday at Powell Valley Memorial Gardens, Big Stone Gap, Va. Hamlett-Dobson Funeral Homes, Kingsport, is in charge.