Notes et Textes sur L'Avicennisme Latin aux ,Dictionarium novum latino-armenium ex præcipuis armeniæ linguæ scriptoribus concinnatum : in quo, præter adjunctos singularum vocum sensus multiplices, multa etiam theologica, physica, moralia, historica, mathematica, geographica, chronologica suis ,Middle Byzantine notation, A leaf from a noted Service Book, possibly an Irmologion, in Greek, manuscript on vellum [Greece or perhaps Sicily?, 13th century] | Christie's