Baseball's 106mph barrier: have pitchers reached the limits of
Baseball's 106mph barrier: have pitchers reached the limits of their velocity?, MLB
Ian McMahan The Guardian
How strong would one have to be to pitch a baseball at supersonic speeds? - Quora
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The effect of air on baseball pitches
Payoff Pitch: Why Some Hitters Are No Longer 'Protecting the Plate' on Full Counts
Ian McMahan The Guardian
Ian McMahan The Guardian
Should Metal Baseball Bats Be Banned?
MLB Year of the Pitcher: Current situation mirrors 1968 - Sports Illustrated
Baseball America August 2020 (Digital)
Did Nolan Ryan actually throw 108 MPH? I don't understand how they used to measure speed and how his fastball would measure today. - Quora
Baseball America August 2020 (Digital)
Pitchers catch a bad break at elevation, lose movement on their curveball
Ben Joyce throws 104 mph pitch for Tennessee
Fastest Pitchers Ever Recorded in the Major Leagues - 2014 post-season UPDATES thru 10/27