Dennis Eckersley, Baseball Wiki
This Date in A's History, April 3 - Athletics Nation
DENNIS ECKERSLEY MLB HALL OF FAME CAREER DENNIS ECKERSLEY MLB CAREER HIGHLIGHTS
Dennis Eckersley named A's special assistant
Who is the best Oakland A's player not in the Hall of Fame? Closers Special - Athletics Nation
Dennis Eckersley's highs and lows, from fist-pumping swag to World Series walk-off: 'Shut up and let life happen' - The Athletic
Cubs trade retrospective: Bill Buckner for Dennis Eckersley - Bleed Cubbie Blue
Dennis Eckersley: The hair, the 'stache, the saves
Dennis Eckersley Baseball Stats by Baseball Almanac
Hall of Famer Dennis Eckersley opens up about the evolution of the closer role and much more in new documentary film