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the collections of medieval and modern codes include music of the fifteenth century and the collection of the musicologist feininger, a purple gospels, as well as the gregorian sacramentary of the ninth century.
le raccolte d’arte medievale e moderna comprendono codici musicali del secolo xv e la collezione del musicologo feininger, un evangelario purpureo, nonché il sacramentario gregoriano del secolo ix.