Pittsburgh Gazette Times, February 14, 1913:

Manager McGraw of the New York National League club announced tonight that he will take a dentist on the team’s training trip South. McGraw says this will be the first time a major league team has taken along a man to care for the teeth of the players.

According to McGraw the stomach troubles which many young players are bothered with on the training trip are due entirely to poor teeth.

If only Toothpick Sam Jones had been available.

John McGraw referring to Cardinals owner Helene Hathaway Britton, Pittsburgh Gazette-Times, January 8, 1913:

“Any woman who attempts to dictate the policy of a baseball club is flirting with serious trouble,” said John J. McGraw of the New York Giants today…“Professional baseball is so complicated that it is difficult for anyone, much less a woman, to get the inns [sic] and outs of it and know the correct way to manage a club. It is bad enough for a man to be mixed up in this kind of work, for ...

John McGraw on Rube Marquard‘s threat to retire unless he’s given $10,000 a year, Washington Times, December 11, 1912:

This latest threat of Marquard’s is veriest rot. He is signed up to a three-year contract now and will report in the spring just like any other pitcher.
...
He says I didn’t want to use him in the world’s series…when I offered to send him back [for a third start in the Series], he had cold feet and refused.

If all he wants is advertising, I haven’t a kick. However, I must say ...