"Octachord" Quotes from Famous Books
... neck of the regulator is the windchest, which supports the principal part of the contrivance, called in Greek the [Greek: kanon mousikos]. Running longitudinally, there are four channels in it if it is a tetrachord; six, if it is a hexachord; eight, if it is an octachord. ... — Ten Books on Architecture • Vitruvius |