Ancient Vidarbha showing find-spots of Vākāṭaka inscriptions. (Zenodo).

Chandrabhāgā river at Cammak village  (Amravati district, Maharashtra).

British Library charter

Cāmak copper-plate charter and seal with note by J. F. Fleet

Images:
OB00149 Ind Ch.16 Cammak Plates of Pravarasena II, inscribed with IN00162 http://doi.org/10.5281/zenodo.3533729
OB00149 Ind Ch.16 Cammak Plates of Pravarasena II, seal http://doi.org/10.5281/zenodo.3533727
OB00149 Ind Ch.16 Cammak Plates of Pravarasena II, inscribed with IN00162, additional documentation of the set http://doi.org/10.5281/zenodo.3533756