In an 8 – 1 win in Atlanta, St. Louis P Bob Gibson reaches 200 strikeouts (en route to 269) for the 7th season, a National League record.

On August 16, 1969 — In an 8 – 1 win in Atlanta, St. Louis P Bob Gibson reaches 200 strikeouts (en route to 269) for the 7th season, a National League record.

Source:
Baseball Reference August 16
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game