5866743
9780521401609
From at least the eighth century and for about a thousand years the repertory of music now known as Gregorian chant, or plainsong, was the most frequently heard, most assiduously studied, and most commonly notated music in Western civilisation.Kelly, Thomas F. is the author of 'Plainsong in the Age of Polyphony', published 1992 under ISBN 9780521401609 and ISBN 0521401607.
[read more]