This book, ESL-CM-E1R8, is part of the CORE COMPONENT KIT for the Electronic Stop Labelling project for Hauptwerk Organ owners and builders. It describes how to equip your Hauptwerk Organ with Electronic Labels, which are usually a very expensive option for such instruments. This project is not cheap, but it is much lower cost than almost all others. Using this design, even the largest organs will have all stops (and couplers if you wish) labelled...