| Script | Languages | Dates Used | Deciphered |
|---|---|---|---|
| Kharosthi or Gandhari | Sanskrit | 3rd Cent B.C. - 3rd Cent A.D. | 1830s Coins |
| Egyptian Heiroglyphics | Egyptian (Archaic, Old, Middle, Late) | 4000B.C. - 396 A.D. | 1820s Rosetta Stone |
| Cuniform | Akkadian (Babylonian)*, Elamite*, Old Persian* | 3000B.C. - 75 A.D. | 1838 Behistun inscriptions |
| Cuniform | Hittite | 2000B.C. - 1100B.C. | 1915 |
| Script | Languages | Dates Used | Deciphered |
|---|---|---|---|
| Linear B | Mycenaean Greek | 1200 B.C. - 1400 B.C. | 1950s |
| Mayan Heiroglyphics | Mayan | 1950s-1970s | |