The early reliefs of Sanchi Stupa No.2 are older than the more extensive pillar carvings .
An Encyclopaedia of Indian Archaeology , by Amalananda Ghosh , BRILL p.295 These early reliefs at Sanchi , ( those of Sanchi Stupa No.2 ) , are dated to 115 BC , while the more extensive pillar carvings are dated to 80 BC.Buddhist Landscapes in Central India : Sanchi Hill and Archaeologies of Religious and Social Change , C. Third Century BC to Fifth Century AD , by Julia Shaw , Left Coast Press , 2013 p.90 These reliefs have been described as `` the oldest extensive stupa decoration in existence '' .
Indo-Greek Kingdom