=033  ##$a1559
=001  1000000090
=240  ##$aNA$02
=245  ##$aMS 1440, olim: C, 424, 762, 863, 1005
=300  ##$amanuscript of polyphony, $c545 x 395
=340  ##$dpaper
=592  ##$ashield with four-petalled leaf and initials PP ONO.
=774  ##$w1000000764
=774  ##$w1000000765
=774  ##$w1000000766
=774  ##$w1000000767
=774  ##$w1000000768
=774  ##$w1000000769
=774  ##$w1000000770
=774  ##$w1000000771
=852  ##$aNL-Lml$cMS 1440$eStedelijk Museum in de Lakenhal$x384
=856  ##$uNA$zNA