The Baseball Analysts: August 2007 Archives
Auction Prices Realized Baseball Cards 1988 Topps Al Leiter NO NY ON SHIRT
Products – Tagged Vladimir Guerrero – PastPros
Glossary of baseball terms - Wikipedia
Al Leiter Rookie Cards: Value, Tracking & Hot Deals
2001 MLB Showdown Unlimited #281 Al Leiter - NM-MT
The Hockey News November 21, 1964 (Digital)
Trading Card Lots, Sports Trading Cards, Sporting Goods - PicClick AU
Baseball Card Cameos Checklist - Supercollector Catalog