Colors, caps and logos: 113 years of Cubs uniforms
Topps in 1972, Part 1 – SABR's Baseball Cards Research Committee
Colors, caps and logos: 113 years of Cubs uniforms
An Overview Of Cubs Road Uniforms 1958-2015 - Bleed Cubbie Blue
An Overview Of Cubs Road Uniforms 1958-2015 - Bleed Cubbie Blue
Wrigley Wax: #23 - Carmen Fanzone
Uni Watch: Cubs uni history - ESPN Page 2
The Changing Game, Part 5. A comprehensive look at “the unchanging…, by John Thorn
Uni Watch: Cubs uni history - ESPN Page 2
Revealed: The Story Behind the Cubs’ 1972 Road Uni
Here's the worst jersey in Cubs history - Bleed Cubbie Blue
MLB and the Cubs made a big mistake on this year's spring jerseys - Bleed Cubbie Blue
Houston Astros - Wikipedia
See the Chicago Cubs' 'Wrigleyville' uniforms
MLB Jersey & Cap History