It was an emotional moment for Kathryn Bratkowski in November, when the daughter of former Green Bay Packers quarterback Zeke Bratkowski handed over 20 of her father’s mementos to be auctioned.

A 1957 rookie game-used jersey worn by Paul Hornung sold for more than $100,000 last month, and a Zeke Bratkowski collection also auctioned well.

Super Bowl rings belonging to backup quarterback Zeke Bratkowski also fetched high prices at the same auction, with his Super Bowl I ring selling for $118,950. The rings were part of a 20-item ...