Basket/zembil 838 113 171 NB838 P171 B113 Lot 1991-051 NB838 P171 B113 P163 B110 Lot 1991-051 Passageway between Units 1 and 2 , removal of floor Roof tile debris surface of passageway north of Unit 1 ... Late 13th c ... NB838 P171 B113 Lot 1991-051 ... NB838 P171 B113 P163 B110 Lot 1991-051 ... Passageway between Units 1 and 2 , removal of floor