Mariners Top 50 Prospects: No. 4 — George Kirby, RHP
Brendan Tuma's Prospect Report: Julio Rodriguez, The New No. 1
Kirby's Breakthrough Adds Potential Ace To System's Bevy Of Bats
Ranking MLB's best 26-and-under pitchers
Mariners calling up top pitching prospect George Kirby to join
George Kirby Stats, Fantasy & News
Young pitchers Logan Gilbert, George Kirby are anchors for Seattle
George Kirby throws a gem as Mariners beat Astros
Mariners calling up top pitching prospect George Kirby - The Columbian
The Watchlist: Aaron Ashby, George Kirby, Cody Poteet (2022
Top 50 MLB prospects: Jim Bowden ranks the game's best in tiers