Should the Oakland A's adopt this new cap design?
Poll Results/That 70s Ballcap Blog
Padres 1st MLB team to reach uniform ad deal, with Motorola
Should the Oakland A's adopt this new cap design?
Letters: Soften the blow, 'Reverse Boycott
Athletics' Bob Melvin Is Rooted in Oakland but Was Refined in New York - The New York Times
Are the Athletics getting new road caps?
If They Build It, I Will Go
MLB All-Stars to Wear Caps Based off 79 Twins Helmet – SportsLogos.Net News
Oakland Athletics Unveil New Kelly Green Uniform – SportsLogos.Net News
10 Best FItted Hats: Iconic MLB Baseball Hats Ranked – American Hat Makers
Baseball cap history and timeline