How did pitchers throw curves when rule was "The pitcher's hand must pass below the waist in delivering the ball"? Here, from 1879: pic.twitter.com/DXXndpHA3w— John Thorn (@thorn_john) March 25, 2017
How did pitchers throw curves when rule was "The pitcher's hand must pass below the waist in delivering the ball"? Here, from 1879: pic.twitter.com/DXXndpHA3w