What are the most valuable sports cards? - Quora

Answer (1 of 9): The most expensive cards would be the old cigarette-tobacco cards from the early 1900′s. They are still available on the secondary market, but with anything collectable, condition is everything. The greats of baseball like ty Cobb, cy young, nap lajoie, and Christie matthewson ar

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What are some of the most valuable Topps baseball cards of people still alive today? - Quora

Why are baseball cards worth more now than they were 20 years ago? - Quora

What are the most valuable sports cards? - Quora

What is your most valuable trading card? - Quora

Has any position player ever won an MVP award after being traded during that season by his original team to another one? - Quora

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What are the best sports cards to collect? - Quora

What is the rarest baseball card in the world? - Quora

What is the rarest baseball card in the world? - Quora

The Most Valuable Sports Cards of All Time