Cal Ripken Jr. Sachio Kinugasa Dual Signed Baseball; Official American League Bobby Brown baseball signed by the leaders in consecutive games streaks, Cal Ripken, Jr., and Sachio Kinugasa; Ripken on the sweet spot and Kinugasa on the heel, both signed in blue ballpoint pen; slight toning on the ball, but still a good piece with two superstars on the same ball. SGC Standard COA.