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From the website for The Double Knit Era:
Details of every team’s uniform jerseys are provided- front, back and patches, going back to the beginning of the Double Knit Era. This new THIRD EDITION for 2005 is over 1050 pages and includes more than 6000 photographs. It chronicles every detail change for every uniform jersey in the Major League Baseball going back over thirty five years.
There is a lot of information compiled here that can not be found anywhere else. Whether you are a collector checking authenticity, a dealer ensuring the correct details of what you are buying or selling, or just a hobbyist with a passion to see “one of every style”, this Collectors’ Reference is the most detailed source on the topic that exists today.