If George Harrison brought beauty and precision to The Beatles, then John Lennon brought edge.
Looking for an example? The intro to "Revolution" should do.
In an interview with Rolling Stone, Lennon said, "I'm not technically good, but I can make it f*cking howl and move. I was rhythm guitarist. It's an important job. I can make a band drive."
Who are we to argue with the truth?
John Lennon as a child, with his mother Julia Lennon (1914 - 1958), 1949. To date, this is the only known photograph of John with his mother. It was taken by John's cousin, Stanley Parkes.
John Lennon poses for a portrait before joining the band in circa 1961 in Liverpool, England.
John Lennon at the Star Club, Hamburg, April-May 1962.
John Lennon during the Beatles appearance on the Granada Television Programme, Late Scene Extra, recorded in Manchester, 25th November 1963.
John Lennon and Ringo Starr perform on Thank Your Lucky Stars television show filmed at Teddington Studios in London, England on July 11, 1964.
John Lennon performing live onstage at Ernst Merck Halle on final German tour, playing Epiphone Casino guitar.
John Lennon wearing a frilly shirt and a sporran at the press launch for the Beatles' new album 'Sergeant Pepper's Lonely Hearts Club Band', held at Brian Epstein's house at 24 Chapel Street, London, 19th May 1967.
February-March, 1968: John Lennon playing the guitar in Rishikesh, India where he was following a transcendental course with the rest of The Beatles members.
John Lennon performing with the newly-formed Plastic Ono Band at the Lyceum Theatre, London, 1969.
John Lennon onstage at the Chrysler Arena on December 10, 1971 in Ann Arbor, Michigan.
John Lennon onstage in Madison Square Garden, New York, New York, November 28, 1974.