Why A Coveted Card Can’t Make The Grade

In mint condition, a 1933 Mel Ott baseball card is worth about $15,000. So what’s an Ott card unearthed in an old Brooklyn brownstone worth? A collectibles expert David Kohler, president of Mission Viejo, Calif.-based SCP Auctions, gives a ballpark estimate. For full story on the WSJ.com web site click here.