As (Roman coin) as, the (2), (2), . After the as had been issued as a cast coin for about seventy years, and its weight had been reduced in several stages, a as was introduced (meaning that it weighed one-sixth of a pound). At about the same time a silver coin, the denarius, was also introduced. Earlier Roman silver coins had been struck on the Greek weight standards that facilitated their use in southern Italy and across the Adriatic, but all Roman coins were now on a Roman weight standard. The denarius, or 'tenner', was at first tariffed at ten asses, but in
Ten-baht coin issues. Ten-baht coin The bi-metallic Thailand ten-baht coin is a denomination coin of the Thai Baht, the currency unit Thailand. Like every standard-issue coin in Thailand, its obverse features the King of Thailand , Vajiralongkorn Bodindradebayavarangkun and previously Bhumibol Adulyadej. The newest coin features King Vajiralongkorn's royal monogram on its reverse side while the previous set featured Wat Arun Ratchawararam Ratchawora Mahavihara seen from the Chao Phraya River. Ten-baht coin has been used as commemorative coin for many occasions since 1971. As of March 2012, there are one silver, twenty-three nickel, twenty-three cupronickel and fifty-eight bi-metallic face-valued ten-baht commemorative coin