Recording-breaking cards and Willie Mays’ personal collection: What you’ll find at The National
Walking shoes and wallets. Don’t attend the country’s biggest and most well known sports card and collectibles show this week without them. The 45th annual National Sports Collectors Convention, often referred to simply as “The National,” will open its doors Wednesday at the Donald E. Stephens Convention Center in Rosemont, Illinois, anticipating at least 100,000…