The Jameson Taillon signing by the numbers - Bleed Cubbie Blue
Do I need a 4 seam fastball in my pitching arsenal? It doesn't
Geoffrey Hartley – Page 2 – Unintentional Talk
MLB Top 100 Players 2019: Ranking Harper, Machado, more - Sports
What Makes a Plus Four-Seam Fastball?
How to Throw a Great Two Seam Fastball: 11 Steps (with Pictures)
Sources - Cubs, Jameson Taillon agree to 4-year, $68M deal - ESPN
Taillon finds success using 4-seam fastball more, but big inning
Jameson Taillon throws six scoreless innings in Cubs' loss
Jameson Taillon throws six scoreless innings in Cubs' loss
Chicago Cubs Sign Jameson Taillon Fantasy Baseball / MLB News