In 1963: Giants' Marichal outduels Spahn in epic showdown
July 2, 1963: Giants' Juan Marichal beats Braves' Warren Spahn 1-0 in 16 innings
Juan Marichal had one of the most LEGENDARY wind-ups! (10-time All Star and Hall of Fame pitcher)
Baseball Bench Coach
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Juan Marichal, Warren Spahn and the greatest game ever pitched
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What is the ugliest moment in MLB history? - Quora
Juan Marichal, Warren Spahn and the greatest game ever pitched
San Francisco Giants - #OTD in 1963, Juan Marichal threw the first no-hitter in San Francisco Giants history. Flor de Caña, #ForeverGiant
The Best-Pitched Game in Baseball History: Warren Spahn and Juan Marichal – Society for American Baseball Research