Boston Red Sox/Chicago Cubs. 1981 Fleer #230.
Chicago Cubs – The Writer's Journey
Baseball Cards Trouble with the Curve
Don Zimmer Autographed Autographed Cards, Signed Don Zimmer Inscripted Autographed Cards
Team MVPs: 1989 Fleer
Andrew C. Sharp – SABR's Baseball Cards Research Committee
Dime Boxes -- The Low-End Baseball Card Collector's Journey: Covering the Bases, Pt. 15: Top 5 manager cards
Why Is the 1991 Topps Don Zimmer Baseball Card Selling For So Much? - One Million Cubs Project
Don Zimmer Memorabilia, Autographed Don Zimmer Collectibles
Why Is the 1991 Topps Don Zimmer Baseball Card Selling For So Much? - One Million Cubs Project
1964 Topps #134 Don Zimmer VG Washington Senators - Under the Radar Sports