John Butler | Equipboard
John Butler - Busking His Way to the Big Time - Acoustic Guitar Magazine - July 2014 - Special Focus: Nylon-String Guitars at Amazon's Entertainment Collectibles Store
ArtStation - John Butler 11 Strings Maton Guitar
John Butler 「Ocean」との出会い。
Interview: John Butler - Blending Styles & Gear - Premier Guitar
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John Butler | Equipboard
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John Butler Trio | Red Rocks | 6/4/2010 | Grateful Web
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John Butler (musician) - Wikipedia
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John Butler: “First: write a good song. Second: work your ass off. Third: get people's attention” | MusicRadar
Interview: John Butler - Blending Styles & Gear - Premier Guitar
John Butler Sound・機材の配列（総まとめ）
John Butler | Maton Guitars Australia
John Butler on acoustic grooves | MusicRadar
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The Rigs | 'The Rigs', a blog about the amp,guitar and pedal board configurations of players from all different musical genres.
Guitarists: The Tone of John Butler | guitar TONE OVERLOAD
The Guitar Gear John Butler Couldn't Live Without
