Most strikeouts in a Major League Baseball season

Most strikeouts in a Major League Baseball season
Who
Lynn Nolan Ryan, Matthew Aloysius Kilroy
Where
United States
When
01 January 0001
Nolan Ryan (California, American League) pitched 383 in one season in 1973. Matthew Aloysius Kilroy (Baltimore, AA) pitched 513 strikeouts in one season in 1886.