Opusculum musices noviter congestum per honorandum Sebastianum Felstinensem baccalarium pro institutione adolescentum in cantu simplici seu gregoriano
Opvscvlv[m] Musices nouiter Co[n]gestu[m] per honora[n]du[m] Sebastianu[m] Felstinen[sem] Arciu[m] Baccalariu[m] pro institutio[n]e ad olescentu[m] in cantu simplici seu Gregoriano
