=033  ##$a15001600
=001  1000000122
=240  ##$aNA$02
=245  ##$aMS Q.18, olim: 143
=300  ##$amanuscript of polyphony, $c170 x 240
=340  ##$dpaper
=592  ##$athree-peaked mountain surmounted by cross (not in Briquet, see Weiß for discussion of other prints and manuscripts with similar marks)
=774  ##$w1000000987
=774  ##$w1000000988
=852  ##$aI-Bc$cMS Q.18$eMuseo Internazionale e Biblioteca della Musica di Bologna (formerly Civico Museo Bibliografico Musicale, earlier Liceo Musicale)$x58
=856  ##$uNA$zNA