The Cubs' road uniforms had centered numbers in 1972. Here's why
MLB Jersey & Cap History
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An Overview Of Cubs Road Uniforms 1958-2015 - Bleed Cubbie Blue
An Overview Of Cubs Road Uniforms 1958-2015 - Bleed Cubbie Blue
Topps in 1972, Part 1 – SABR's Baseball Cards Research Committee
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The Cubs' road uniforms had centered numbers in 1972. Here's why - Bleed Cubbie Blue
The Cubs should retire several more jersey numbers - Bleed Cubbie Blue
Here's the worst jersey in Cubs history - Bleed Cubbie Blue