[sugarwood]

https://www.liveauctioneers.com/news/top-news/collectiblesandpopculture/babe-ruth-signed-baseball-sells-for-record-183500/

https://www.espn.com/new-york/mlb/story/_/id/10418153/babe-ruth-autographed-baseball-sold-250641-auction

https://www.forbes.com/sites/davidseideman/2019/05/28/the-infinite-supply-of-babe-ruth-baseballs-cannot-meet-the-demand/?sh=6f2c9b687a26

https://www.ebay.com/b/Babe-Ruth-Signed-Baseball/27260/bn_55187407

https://www.yahoo.com/news/greatest-signed-baseball-ever-sells-record-amount-163015935.html