https://www.mlb.com/news/1952-mickey-mantle-baseball-card-record-price
https://www.forbes.com/sites/brettknight/2021/08/16/honus-wagner-card-sells-for-66-million-the-third-record-baseball-card-sale-in-a-year/?sh=489bc42f65d8
https://www.usatoday.com/story/sports/mlb/2021/01/14/1952-mickey-mantle-baseball-card-sells-record-price/6653563002/