No. 1's Son: Billy Martin, Jr. - BallNine
The Copacabana Incident, May 1957: Billy Martin Made the Scapegoat!
Billy Martin Daily Bruin Sports
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No. 1's Son: Billy Martin, Jr. - BallNine
No. 1's Son: Billy Martin, Jr. - BallNine
Billy Martin – Society for American Baseball Research
No. 1's Son: Billy Martin, Jr. - BallNine
Samuel Billy Kyles, Witness to King's Last Moments, Dies at 81 - The New York Times