- This could involve factors like the card's age, condition, rarity, the boxer featured, and any unique characteristics such as autographs or limited editions. 2. **How has the design and production of boxing cards evolved over the years?

- This could involve factors like the card's age, condition, rarity, the boxer featured, and any unique characteristics such as autographs or limited editions. 2. **How has the design and production of boxing cards evolved over the years?