The A’s and Orioles swap first basemen with Jim Gentile along with $25,000 going to Oakland in exchange for Norm Siebern. Each player will have a mediocre season with their new club, but Baltimore’s new infielder plays for American League’s All-Star team.

On November 27, 1963 — The A’s and Orioles swap first basemen with Jim Gentile along with $25,000 going to Oakland in exchange for Norm Siebern. Each player will have a mediocre season with their new club, but Baltimore’s new infielder plays for American League’s All-Star team.