Chapman’s death contributed to three MLB changes: More frequent replacement of dirty baseballs with clean baseballs by umpires; the outlawing of spitballs after the 1920 season; and eventually requirements that batters wear helmets in the 1950s (1956 in the NL; 1958 in the AL).
Chapman’s death contributed to three MLB changes: More frequent replacement of dirty baseballs with clean baseballs by umpires; the outlawing of spitballs after the 1920 season; and eventually requirements that batters wear helmets in the 1950s (1956 in the NL; 1958 in the AL).