Wrigley Field's 100th Anniversary - ESPN Chicago
Cubs historical sleuthing: 1933 road uniform edition - Bleed
Cubs historical sleuthing: Out at the plate edition - Bleed Cubbie
A Bit Of Cubs Historical Sleuthing - Bleed Cubbie Blue
What Curse? On the Chicago Cubs and Generations of Bad Luck
Cooney Weiland
John Racanelli – SABR's Baseball Cards Research Committee
Criticism - e-flux
Cubs historical sleuthing: Foul ball edition - Bleed Cubbie Blue
Cubs historical sleuthing: 1980s edition - Bleed Cubbie Blue
Team Issues – SABR's Baseball Cards Research Committee