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(CNN) -- 75: The age of Abbey Road Studios in London where The Beatles and Pink Floyd recorded some of their seminal albums, breaking with the traditional recording techniques of the time. It was originally called EMI studios before changing its name in the 1970s.
1931: The year the studio opened. The opening was celebrated by British composer Edward Elgar conducting the London Symphony Orchestra in a recording of "Land of Hope and Glory." Other regular visitors during the studio's early years included Yehudi Menuhin, Noel Coward and twinkle toes himself, Fred Astaire.
4: Recording studios housed in the Victorian building. Studio 1 is the world's biggest, large enough to house a full orchestra and 120-person choir. It has been used by orchestras to score movies such as "Raiders of the Lost Ark" and "Star Wars: Return of the Jedi."
17: The number of tracks on The Beatles 1969 album "Abbey Road." The album cover of the Fab Four walking across the road has become one of rock's most iconic and been parodied by other bands, including the Red Hot Chili Peppers.
1: The number of songs that Ringo Starr wrote and sang on the "Abbey Road"album. It was "Octopus' Garden," perhaps his best, and was inspired by a Mediterranean holiday.
7: Months it took for Pink Floyd to record their concept album "Dark Side of the Moon," beloved of pot-smoking students everywhere, using an echo chamber, numerous ticking clocks and a bass drum specially treated to sound like the human heart beat.
1 million(?): The number of tourists who have crossed the road and had their photo taken aping the "Abbey Road" album cover.
The cover of The Beatles "Abbey Road " album spawned rumours that Paul McCartney was actually dead.