UPDATED Supercollector Checklists - Now Online (kind of)
1993 Boston Red Sox Baseball Trading Cards - Baseball Cards by
Mike Greenwell Baseball Cards
Mike Greenwell Baseball Cards
Mike Greenwell Trading Cards: Values, Tracking & Hot Deals
1990 Donruss #228 Ellis Burks NM-MT Boston Red Sox
Oakland A's Price List - Supercollector Catalog
1990 Donruss #228 Ellis Burks NM-MT Boston Red Sox
Hunt Auctions, LLC
Tony Pena Baseball Trading Card Database