=031  ##$aNA$dNA$eI-Rvat 44: Canon Si cantas numerum numera minuendo quarternum. Before the resolution: Ad longum, PL-WRu I.F.428: Canon Si cantes nu[merum] nu[mer]a n[u]merando quatern[um].
=001  1000001523
=041  ##$aLatin
=100  ##$aJosquin Desprez$dc1450-1521$0179
=240  ##$aMagnificat quarti toni NJE 20.3: Sicut erat$kMagnificat$m4vv, 2 in 1, B, T, S, A$oMotet$0306
=245  ##$aViadrina Codex, Gruner Codex
=300  ##$aparts, f.172v-178
=500  ##$aNA
=773  ##$w1000000233
=852  ##$aPL-WRu$cMS I.F.428$eBiblioteka Uniwersytecka$x225
=695  ##$ainterval canon$b1$c2$dex$e4th$fAbove$g2$hbreve(s)$oNA$01206