George Kirby, Mariners' pitching have promising future
George Kirby has large cheering section in MLB debut
Mariners lineup news: Top pitching prospect George Kirby promoted to Majors, will make debut Sunday vs. Rays - DraftKings Network
George Kirby Is Combining the New and Old School - Baseball ProspectusBaseball Prospectus
Kirby's Breakthrough Adds Potential Ace To System's Bevy Of Bats — College Baseball, MLB Draft, Prospects - Baseball America
Seattle Mariners 2020 Top 10 MLB Prospects Chat — College Baseball, MLB Draft, Prospects - Baseball America
Kirby shines in Mariners debut, 05/08/2022
George Kirby throws a gem as Mariners beat Astros
George Kirby makes MLB pitching debut for Mariners
Seattle Mariners call up top pitching prospect George Kirby; righty will start Sunday vs. Rays