Opera medicinalia : Petrus de Abano Additiones ad practicamIbn Māsawayh, Yūḥannā, -857 or 8589 June 1471.latYale Med copy imperfect: leaves 99-100 (both blank), 169-188, 204, 231-236 (final two blank) wanting.Yale Med copy has a later Italian binding. Described by Scott Husby, 2010.