Vishakhadutta
Megasthenes
Patanjali
Chanakya
Apabhramsa
Sanskrit
Prakrit
Pali
Overseers
Nagarka
Agronomoi
Astyonmoi
Panyadhyaksha
Sulkadhyaksha
Samsthadhyaksha
Mudradhyaksha
Deimachus
Strabo
Justin
Plutarch
Radhagupta
Khallataka
Megasthenese
Kautilya
Gupta
Post-Mauryan
Pre-Mauryan
Mauryan
Minor rock Edict, Sasaram
Bhabru-Bairat Edict
Lumbini pillar Edict
Rock Edict XII
Tivara
Kunala
Jalauka
Mahendra
20
30
40
50