Jackson Holliday promoted to High-A Aberdeen
Jackson Holliday promoted to Triple-A Norfolk (source)
Jackson Holliday, MLB top prospect, hyped on Baltimore Orioles' future
Jackson Holliday homers, logs four hits for Bowie Baysox
Jackson Holliday collects five hits in first two games for Bowie Baysox
Orioles reportedly promoting Jackson Holliday to Triple-A Norfolk - Camden Chat
Orioles' Jackson Holliday earns Prospect Hitter of the Year Award
Orioles minor league recap 9/9: Jackson Holliday collects first AAA multi-hit game - Camden Chat
Jackson Holliday: Breaking News, Rumors & Highlights
Sources: Jackson Holliday to Bowie, Coby Mayo to Norfolk - The Baltimore Banner
Orioles promoting shortstop Jackson Holliday, baseball's No. 1 prospect, to Triple-A