The next major step towards deciphering the ancient Brahmi script of the 3rd-2nd centuries BCE was made in 1836 by Norwegian scholar Christian Lassen, who used a bilingual Greek-Brahmi coin of Indo-Greek king Agathocles and similarities with the Pali script to correctly and securely identify several Brahmi letters.[4][1][5] The matching legends on the bilingual coins of Agathocles were: