Mets' Jacob deGrom says goodbye to Hall of Famer Bob Gibson's ERA record

Five Questions About Jacob deGrom's Season-Ending Injury - The Ringer

Elliott: 2019 Most Influential Canadians in Baseball - Walker, Okotoks angels, Anthopoulos, Rogers, Soroka — Canadian Baseball Network

What the stats in an 82-game MLB season could look like - ESPN

Five Questions About Jacob deGrom's Season-Ending Injury - The Ringer

Reviews - GEORGE VECSEY

Jacob deGrom posts record ERA in first 9 starts

Bob Gibson, Jacob deGrom connected

Jacob deGrom posts record ERA in first 9 starts

If These Walls Could Talk: St. Louis Cardinals by Stan McNeal - Ebook

The wonder of Fernando Tatis Jr.; Jacob deGrom's pursuit of Bob Gibson; the struggling Yankees: Joe's Week in Baseball - The Athletic

McCarver, former catcher and broadcaster, dies