sentences:  In Niya he excavated several groups of dwellings, and found 100 wooden tablets written in 105 CE.These tablets bore clay seals, official orders and letters written in Kharoshthi, an early Indic script, dating them to the Kushan empire.Other finds include coins and documents dating from the Han dynasty, Roman coins, an ancient mouse trap, a walking stick, part of a guitar, a bow in working order, a carved stool, an elaborately-designed rug and other textile fragments, as well as many other household objects such as wooden furniture with elaborate carving, pottery, Chinese basketry and lacquer ware.