Coffin's Sounds of Singing Principles and Applications of Vocal Techniques with Chromatic Vowel Chart E-bok 841,-
Folk Songs Hawaii Sings A Collection of Songs from Polynesia and Asia for Piano and Voice E-bok 87,- Serie: NONE
Medici Codex of 1518 A Choirbook of Motets Lowinsky Innbundet 2538,- Serie: Monuments of Renaissance Museum III