Text And Music-In this edition written in German  Technik Meiner Musikalischen Sprache by Olivier Messiaen explains the full theory behind Messiaen’s compositions. Enabling a better understanding this book will help advanced students and professionals for the interpretation of his work and is a must-have for all composers.This book includes the scales of limited transpositions well-known in Jazz the rhythmic permutations as well as other techniques. Olivier Messiaen (1908-1992) was a French organist and composer passionate about Ornithology and one of the most important composer of his century.Inspired by Japanese music he had a very special way of composing and his work can be identified by its complexity its diatonic aspect its harmony with limited transposition its colour and its additive rhythms. He composed many works related to ornithology and birdsong including the ''Bird Catalogue'' in 7 volumes and the ''Treatise on rhythm colour and ornithology'' in 7 volumes.