BERMUDO alone of the many Spanish theorists and composers of the 16th century seems to have written anything specifically for New World use. All the more fitting is it, then, to have completed this monograph in a part of the Spanish Indies that was stirring every Andalusian's imagination during the days when he was first sending his books across the Atlantic. In every way his was a remarkable personality. He was the first to compose and publish any organ music in Spain. As if the publication of such music in staff-notation were not enough he also published the first Spanish keyboard piece in...