Don Lutes Jr. kept the 1943 copper penny he stumbled upon in his high school cafeteria seven decades ago in a safe behind a wall in his Massachusetts home.
원문출처 : https://www.cnn.com/style/article/1943-copper-penny-auction-style/index.html
원문출처 : https://www.cnn.com/style/article/1943-copper-penny-auction-style/index.html