1 of 2 Cubs uniforms for each year played in the World Series, since 1906, Chicago.
1906 World Series - Wikipedia
Webb wins duel, kids' homers help Diamondbacks beat Cubs 3-1, National Sports
Spring Training countdown: Chicago Baseball is all in the numbers - Chicago Sun-Times
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Chicago Cubs team history and facts
If the Cubs threw the 1918 World Series, it was a Cardinal that fixed it - Viva El Birdos
Chicago Cubs - Wikipedia
Colors, caps and logos: 113 years of Cubs uniforms
Unlike Basically Always, The Cubs Didn't Lose
World Series: Silly World Series trend favors Nationals in Houston
The Cubs should retire several more jersey numbers - Bleed Cubbie Blue
List of MLB teams that have never won the World Series – NBC 5 Dallas-Fort Worth
Rotten Tomatoes Predicts the World Series!
Chicago Cubs History
Cubs clinch Central, celebrate on Cardinals' field
Dodgers finish with 111 wins, best in NL since 1906 Cubs - The San Diego Union-Tribune