ymasumac Singer with a five-octave-plus range Singer known as the "Peruvian songbird" Singer in the 1954 film "Secret of the Incas" Eminent proponent of exotica music "Voice of the Xtabay" soprano Singer seen in the 1954 film "Secret of the Incas" Princess Najla player in Broadway's "Flahooley" Singer famous for her wide vocal range Singer from Peru