This book Órgão Mágico Acordes, by Eurico Cebolo, is part of the method Organ Magic. Teaches you to play cho rds in the organ, but also in piano, harmonium or accordion. Contains perfect and dissonant chords and is written in Portuguese, English and French. From the publisher Musicarte.
This is the second volume of the series of Eurico Cebolo dedicated to the keyboard and was designed to continue the study with any model of organ or keyboard, after finishing the level of initiation contained in volume 1.
The Kenneth Baker Book Collection The Complete Organ Player aims to convey the knowledge necessary to play modern organ. It starts at a basic level and is progressing, but always directed at self-taught people. It helps the reader develop the sense of rhythm and understand musical terminology.ISBN 0860013820