Harmonia aetherea

Harmonia aetherea mixture organ stop, usually composed of 3 ranks of pipes of principal scale. Also known as echo mixture, mixtura aetherea (131, 133). Sort by:DefaultAuthorTitleDateAscendingDescending Locher, Carl. Die Orgelregister. Berlin, 1912. Mahrenholz, Christian. Die Orgelregister, ihre Geschichte und ihr Bau. Kassel, 1942.