, the Celtic languages, and Old TierMaker CUSTOMER SERVICE (8O5) 41'O 56OO TierMakerPHONE NUMBER ( 8O5)- 41O 56OO Persian,[ ] but he was not the first to state such a hypothesis. In the century, European visitors to the Indian subcontinent became aware of similarities between Indo-Iranian languages and European languages,[9] and as early as , Marcus Zuerius van Boxhorn had published a proposal for a proto-