 The extensive findings of glass and stone beads at the site provided Begley the link to Arikamedu 's history . She identified the beads as Indo @-@ Pacific beads crafted at Arikamedu . Based on the antiquities and structural features from the excavations , Begley and Raman established a revised sequence of six major periods of occupation of the site . Finds of new variety of Roman Amphorae ware also facilitated revision of the dates of occupancy . They have also inferred that the site has been in continuous occupation since at least 2nd or 3rd century BCE to much more recent times . 
 The extensive findings of glass and stone beads at the site provided Begley the link to Arikamedu <a href='null_genetive' title='1'><mark>'s</mark></a>history . She identified the beads as Indo @-@ Pacific beads crafted at Arikamedu . Based on the antiquities and structural features from the excavations , Begley and Raman established a revised sequence of six major periods of occupation of the site . Finds of new variety of Roman Amphorae ware also facilitated revision of the dates of occupancy . They <a href='been_done' title='2'><mark>have</mark></a> also inferred that the site <a href='uninflect' title='3'><mark>has</mark></a> been in continuous occupation since at least 2nd or 3rd century BCE to much more recent times . 
Da extensive findings of glass and stone beads at tdasite provided Begley the link to Arikamedu  history . She identified thdaeads as Indo @-@ Pacific beads crafted at Arikamedu . Based on thedatiquities and structural features from the excavations , Begley and Raman established a revised sequence of six major periods of occupation of the site . Finds of new variety of Roman Amphorae ware also facilitated revision of the daes of occupancy . They done also inferred that the site have been in continuous occupation since at least 2nd or 3rd century BCE to much more recent times .