At Pittsburgh on Roberto Clemente night, the night’s honoree gets a pair of hits but leaves after suffering a cut left knee making a sliding catch on the gravel warning track. Dock Ellis goes all the way allowing four hits as the Pirates trounce the Astros, 11 – 0.

On July 24, 1970 — At Pittsburgh on Roberto Clemente night, the night’s honoree gets a pair of hits but leaves after suffering a cut left knee making a sliding catch on the gravel warning track. Dock Ellis goes all the way allowing four hits as the Pirates trounce the Astros, 11 – 0.

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Sources:
Baseball Reference July 24
National Pastime July 24
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game