datos.bne.es

Latín

Título	Specvlum mvsicae ;Jacobi Leodiensis ; edidit Roger Bragard ;
Lugar de publicación	[S.l.]
Editorial	American Institute of Musicology
Fecha de publicación	1961-1973

Biblioteca Nacional Francesa	http://data.bnf.fr/14640649
VIAF	http://viaf.org/viaf/177955988

Fuente consultada	The New Grove Dictionary of Music and Musicians, 2001
Información encontrada	(Jacobus of Liège; His principal work, the Speculum musicae, is the largest surviving medieval treatise on music, containing 521 chapters arranged in seven books. The first five books deal with speculative music, the sixth with ecclesiastical chant and the seventh with discant in refutation of Ars Nova teaching on rhythm and notation)