Forget it John, George Martin pushed 1960s technology to forge the Beatles′ sound | Science | In-depth reporting on science and technology | DW | 09.03.2016
Replica Beatles' guitars go on show at Beatles Story - Liverpool Echo
THE BEATLES INSTRUMENTS THEY PLAYED scale 1:4 MINIATURE - YouTube
Beatlesque - Wikipedia
Visualizing the Beatles: Guitars : r/beatles
The Beatles and their impact on English | Macmillan Dictionary Blog
List of Instruments | The Beatles Wiki | Fandom
The Blue Beatles Duo - Blue Beatles Tribute Band
20 of my favourite Beatles songs | Beatles songs, Beatles love, The beatles
The Beatles Make the Leap to Rock Band | WIRED
What Instruments Did The Beatles Play? – Classify Sound
John Lennon's musical instruments - Wikipedia
10 Beatles Instrument Swaps: Paul on Drums, George on Bass – Rolling Stone
George Harrison: A Gallery of His Most Celebrated Beatles-Era Guitars | GuitarPlayer
The Beatles exercise
File:Replica of music store front window where the Beatles bought their first instruments in Liverpool - The Beatles Story (by ronsaunders47 at Flickr).jpg - Wikimedia Commons
The Beatles: guitar by guitar - a guide to the models that made music history | Guitar World