Rays become first team to hit 50-win mark after comeback victory over A's
Houston Astros fall to Oakland Athletics in shutout loss
A's Stephen Vogt hits homer in final game before retirement
Oakland Athletics - Wikipedia
A's celebrate 50 historic years in Oakland
The Oakland Athletics: Celebrating 50 Years of Great Uniforms, by Seth Poho, Poho's Bullpen
Mark Kotsay, a winner and a good baseball man, maintains positive approach as A's manager - The Boston Globe
Meet the Savannah Bananas, who wow fans and have MLB's attention - Los Angeles Times
Oakland A's Move To Las Vegas Would Mean At Least $50 Million For The Team — Even Before It Leaves
A's celebrate 50 historic years in Oakland
Oakland A's fans dejected as team reaches 50 losses for the season: A new low every day
Oakland A's star in new exhibit -- here's what we learned
Oakland A's Boom and Bust Their Way to First Place - The New York Times