1．The Palaeolithic Age 1
2．The Neolithic Age 2
3．The Copper Age 4
4．The Rig Vedic Age 8
5．The Brahmana Period 37
6．The Age of Gautama Buddha 61
7．The Maurya Period 105
8．The Andhra-Kushana Period 139
9．The Gupta Period 179
10．The Age of Harsha 211
Abbreviation 239