Michael Rosenberg: John Harbaugh, Ravens fulfill their Super destiny - Sports Illustrated
Harbaugh brothers take 49ers, Ravens to Super Bowl
Harbaugh brothers' lifelong competition hits NFL - Deseret News
Michigan football Jim Harbaugh leans on Baltimore Ravens John Harbaugh
Ravens coach leaves John Harbaugh to work for Michigan's Jim Harbaugh
SUPER BOWL: 'Har-bowl' filled with plenty of drama
John Harbaugh says brother Jim is committed to Michigan
Baltimore Ravens head coach John Harbaugh through the years
Baltimore Ravens head coach John Harbaugh talks with his brother and 49ers head coach, Jim Harbaugh before their preseason game against the San Francisco 49ers at M&T Bank Stadium on August 7
NFL - The best coach Jim Harbaugh knows is John Harbaugh - Baltimore Ravens, Michigan Wolverines - ESPN
Ravens news: John Harbaugh poaches new DC from Jim Harbaugh
Are Jim and John Harbaugh twins? Get to know football's most famous coaching brothers
John Harbaugh Addresses Brother Jim's Coaching Future at Michigan
John Harbaugh's Super Bowl win comes with pain for brother - Newsday
John Harbaugh - Wikipedia