Inscriptions in Thamizhi (Tamil- Brahmi) Script
Brahmi is the earliest Indian alphabetical script .As per its regional variations, it is identified as Tamil-Brahmi, Asokan-Brahmi, Northern-Brahmi, Southern-Brahmi and Sinhala-Brahmi. All modern Indian scripts are the evolved forms of Brahmi .Tamil- Brahmi inscriptions about 93 in number are found on natural caverns and rock beds in 31 places of Tamil Nadu. Further potteries from excavations, coins, seals and rings collected from river beds also bear the Tamil-Brahmi script.
Distribution of Tamil-Brahmi inscriptions cover roughly all parts of Tamil Nadu.Due to overseas trade, few pottery pieces and a touchstone bearing personal names in this script are recently noticed in Egypt and Thailand also
Tamil-Brahmi inscriptions are classified as Early Tamil-Brahmi and Late Tamil-Brahmi and dated between 3 rd century BCE and 3 rd century CE.