How many albums had they recorded by 1970?

By 1970, The Beatles had recorded 12 studio albums:

• "Please Please Me" (1963)

• "With the Beatles" (1963)

• "A Hard Day's Night" (1964)

• "Beatles for Sale" (1964)

• "Help!" (1965)

• "Rubber Soul" (1965)

• "Revolver" (1966)

• "Sgt. Pepper's Lonely Hearts Club Band" (1967)

• "Magical Mystery Tour" (1967)

• "The Beatles (White Album)" (1968)

• "Yellow Submarine" (1969)

• "Abbey Road" (1969)