Mezzofanti's system of learning languages applied to the study of French . With a treatise on French versification, and a dictionary of idioms, peculiar expressions, etc. (1851). This book, "Mezzofanti's system of learning languages applied to the study of French", by Jean Roemer, is a replication of a book originally published before 1851. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.