Have a Nice sports card collection 60's, 70's, 80's, and 90's (baseball, football, basketball and hockey cards). Most of the cards are in protective sleeves. We even have a few football cards from the late 50's. We have had the collection for over ten years and everything has been well taken care of over the years. One box of the newer sports cards, according to Beckett's official book value, is worth over $4000 alone. The collection is an investment for the future and the cards could be sold ...