An "exceedingly rare" copy of a comic book that introduced Superman for the first time has sold for a record-breaking price.
원문출처 : https://www.cnn.com/2021/04/07/business/superman-comic-record-sale/index.html
원문출처 : https://www.cnn.com/2021/04/07/business/superman-comic-record-sale/index.html