4-chord degree progression (e.g. Bm → G → E7 → A; Bm → G → E → A)
Song count per year
% of each member's catalogue with this tag (by writing credit)
as Bm → G → E7 → A
as Bm → G → E → A
Updated 2026-06-03
Book
All the Songs
Margotin & Guesdon
Sheet music
Musicnotes – Beatles Piano/Vocal/Guitar
Musicnotes
The Beatles: Complete Scores
Hal Leonard
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