Enter for a chance to win a signed book about the Dallas Cowboys' greatest group of draftees and free agents, the"Dirty Dozen" class of 1975 that unexpectedly ended up in Super Bowl X!

Dallas Cowboys Vault is rewarding 50 winners with a copy of "Dallas Cowboys Dirty Dozen" signed by author Ryan Bush. All you have to do is enter by email before the deadline.

CONTEST ENDS on August 1, 2016

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1. Click below to enter via email

I WANT TO WIN

2. Like us on Facebook

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3. Click to share on social media!

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