Baseball cap history and timeline
Why the Red Sox are wearing their yellow uniforms
LOOK: Red Sox unveil yellow, Boston Marathon-inspired 'City
Red Sox Wear Yellow, Nike Launches New MLB City Connect Uniform
Nike's new Boston Red Sox uniforms buck tradition
Toronto Maple Leafs - Wikipedia
Away colours - Wikipedia
Closing Bell
Portland Trail Blazers - Wikipedia
Red Sox Wear Yellow, Nike Launches New MLB City Connect Uniform
Bloomberg Business of Sports
The Mill