 The excavations led to antiquities of Roman origin such as beads and gems , amphorae ( wine making vats ) with remnants of wine , a Roman stamp , big bricks recovered from an old wall , Arretine ware and so forth . From these antiquities Wheeler concluded that the site was related to a period of trading with Rome , and that it was first established by emperor Augustus . He also noted that this Indo @-@ Roman trade lasted for a period of about 200 years , till 200 CE . Wheeler also found the Chinese celadon , identified to belong to the Song @-@ Yuvan dynasty , and Chola coins from about the eleventh century , but these were rejected as despoiling items or remnants left by brick @-@ robbers . Items Chinese blue @-@ and @-@ white ware were also recovered from the site . 
