It was compiled by Defensor, a monk who in the preface identifies himself as a member of St Martin's Abbey at Ligugé, near Poitiers, and who wrote the work at the behest of his teacher Ursinus, the abbot of St Martin's.
Liber Pontificalis | Liber Septimus | Liber | Liber Exoniensis | Liber Abaci | Title page of the book ''Emblematum liber'' by Andrea Alciato | Mikhail Liber | Liber Gomorrhianus | Liber feudorum maior | Liber feudorum Ceritaniae | Liber de Causis | ''Liber chronicarum'' - more commonly known as the Nuremberg Chronicle | Artist's representation of distillation apparatus for aqua vitae, from ''Liber de arte Distillandi'', by Hieronymus Brunschwig |