http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Vatican City, Biblioteca apostolica vaticana, MS Chigi C VIII 234
1 choir book (xv, 289, that is, 580 pages) : illustrations (some color) ; 32 cm.
Reproduces a 15th century choir book containing Masses and motets for 3-6 voices.
Introduction includes bibliographical references.
From the Library of Howard Mayer Brown, May 2004.