Retro Baseball 101 - Since 2004, only six pitchers have at least two 20-win seasons: Roy Oswalt (2004-05), Roy Halladay (2008, 2010), Adam Wainwright (2010, 2014), Clayton Kershaw (2011, 2014), Max Scherzer (2013, 2016), and Justin Verlander (2011
Are Jacob deGrom and Max Scherzer the Greatest Pitching Duo Ever? - The New York Times
1967 Topps St. Louis Cardinals Team Set
National Baseball Hall of Fame members and former St. Louis Cardinals (L to R) pitcher Bob Gibson, catcher Tim McCarver and pitcher Steve Carlton share a laugh before the 1968 team reunion
MLB All-Decade Team -- Who made our squad of baseball's best from 2010-2019? - ESPN
Bob Gibson Keeps His Distance
Carlton, Steve Baseball Hall of Fame
The only MLB All-Star Game that featured two African American starting pitchers
Reggie Jackson And Bob Gibson Talk Baseball