MLB Jersey Numbers: the 80s — A Foot In The Box
Uni Watch - MLB firsts and lasts - ESPN
Uni Watch - MLB firsts and lasts - ESPN
Uni Watch Show and Tell: An Early-'80s MLB Style Guide
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Uni Watch - MLB firsts and lasts - ESPN
Last unused MLB jersey number
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Red Sox All-Time Uniform Numbers
Red Sox All-Time Uniform Numbers
Every uniform number ever, ranked by value
Last unused MLB jersey number
Uniform number (Major League Baseball) - Wikipedia