Harper becomes 2nd in history with two 20-HR seasons before age 21
Phillies slugger Bryce Harper hits 300th home run of career - CGTN
Soto joins elite company by reaching 50 HRs before age 21
Phenom: The Making of Bryce Harper: Miech, Rob: Books
Phenom: The Making of Bryce Harper
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Phillies vs. Braves highlights, score: Bryce Harper hits two of Philly's six homers, pushes Atlanta to brink
Can Albert Pujols—or Any Other Active Player—Reach 700 Home Runs? - The Ringer
Harper homers, Phillies shut down slugging Braves 3-0 in Game 1 of NLDS - Hawaii Tribune-Herald
Paying full Bryce: Harper, Phils agree to record $330M deal
Hall of Fame Chances for Bryce Harper, Now a Postseason Star - Cooperstown Cred
Bryce Elder gets NLDS Game 3 start for Braves vs. Phillies
Bryce Harper slugs 2 more homers as Phillies pound Braves 10-2 in Game 3 of NL Division Series
Juan Soto - Wikipedia
Bryce Harper - Wikipedia
Harper's lack of homers diving deep into Phillies' power problems
NLCS: Bryce Harper Is Building His Legacy With Phillies - The New York Times