MLB – Baseball Travels
How to Create a Top Ten Set – SABR's Baseball Cards Research Committee
Wrigley Wax: September 2012
Wrigley Wax: July 2011
Chicago Cubs Price List - Supercollector Catalog
Wrigley Wax: September 2012
First look: 2010 Topps Baseball cards
Wrigley Wax: A Look at the Team-Issued 2000 Cubs
Design – SABR's Baseball Cards Research Committee