The total of musical pieces ( excluding the overture ) in the whole opera is the magic number 21 ( 3 * 7 ) ; the music is placed in the two acts as 8 pieces in Act I , and 13 pieces in Act II . This is a golden proportion .
Author: M. F. M. Van Den Berk
Publisher: BRILL
ISBN: 9004130993
Category: Music
Page: 650
View: 954