Abstract
William Byrd, Cantiones sacrae, i, 1589, edited by Alan Brown. The Byrd Edition, 2. London, 1988. xxix + 256 pp. ISBN 0 85249 364 9.
William Byrd, Gradualia, i, 1605. The Marian Masses, edited by Philip Brett. The Byrd Edition, 5. London, 1990. xlii + 177 pp. ISBN 0 85249 367 3.