Bundles of one hundred copper mon coins strung alongside one another for usefulness of each transportation and payment. Mon coins have been holed, enabling them being strung together on a piece of string. From the Edo duration of Japan (1615-1868), stringed together coins been given a small low cost https://financefeeds.com/btc-bull-token-ico-hits-1m-in-just-72-hours-best-copyright-presale-to-make-millionaires/