Augusta Campagne, Markus Grassl ‘Quae dum manibus agitantur, universum rei harmonicae concentum absolvunt’ – when operated with the hands, they produce the complete sound of a harmony, i.e. of a polyphonic setting. It was with these words that Othmar Luscinius, in his Musurgia seu praxis musicae of 1536, expressed what he apparently considered to be the most striking, even defining, …