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Ron Guidry – Society for American Baseball Research
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Fleer Was Not Moved by Ron Guidry and His Louisiana Lightning – Wax Pack Gods
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Ron Guidry 18 strikeouts on this day in Yankees history - Sports Illustrated NY Yankees News, Analysis and More
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Ron Guidry sets a club record by recording 18 strikeouts in a game on June 17th, 1978, By Yankees Highlights
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Ron Guidry Serious Jammage
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Best first-half performances by Yankees and Mets pitchers – New York Daily News
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Ron Guidry sets strikeout mark for left hander with 18 - This Day In Baseball
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Ron Guidry Luis Severino New York Yankees - ESPN
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On this day in Yankees history - Ron Guidry retires, Bronx Pinstripes
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Ron Guidry's 18-strikeout performance in 1978
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1978 WS Gm3: Guidry gets final out of complete game
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Ron Guidry - Wikipedia
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Wins Above Replacement, wOBA, Trades and Winter Ball: 1977-1978 New York Yankees
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Ron Guidry, Baseball Wiki