books.google.se - A practical study of non-standard tunings for the folk blues, jazz and rock guitarists for new sounds, new textures and a freedom in left-hand fingering....http://books.google.se/books/about/The_Book_of_Guitar_Tunings.html?id=It6wOwAACAAJ&utm_source=gb-gplus-shareThe Book of Guitar Tunings
Amsco Music Publishing Company, 1972 - Music - 96 pages
A practical study of non-standard tunings for the folk blues, jazz and rock guitarists for new sounds, new textures and a freedom in left-hand fingering.
