RIP “Marietta Bob” Johnson – “Everyman’s Corvette Racer”

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The Corvette racing world lost another legend this month when Robert D. ?Marietta Bob? Johnson passed away on May 7, 2012 at age 85. He earned the nickname ?Marietta Bob? to differentiate him from his racing partner, ?Columbus Bob? Johnson. They were named for their hometowns in Ohio. Marietta Bob didn?t start racing until he