Jim Callis Says He'd Take Jackson Holliday Over Any Other Prospect In All Of Baseball
Jim Callis Says He'd Take Jackson Holliday Over Any Other Prospect In All Of Baseball
Jim Callis: “I will be absolutely surprised if Jackson Holliday is not a superstar - Blog
Jim Callis evaluates Jackson Holliday's ceiling
MLB Pipeline's Jim Callis: Orioles' Jackson Holliday Is Top Prospect In Baseball - PressBox
Jim Callis: “I will be absolutely surprised if Jackson Holliday is not a superstar - Blog