The script, is an ancient abugida (or "alphasyllabary") used by the Gandhara culture, nestled in the historic northwest South Asia to write the Gāndhārī and Sanskrit languages. It was in use from the middle of the 3rd century BCE until it died out in its homeland around the 3rd century CE. It was also in use in Kushan, Sogdiana (see Issyk kurgan) and along the Silk Road where there's some evidence it may have survived until the 7th century in the remote way stations of Khotan an… (More on Kharosthi)