Benito Perez Galdos has been described as ''the greatest Spanish novelist since Cervantes.'' His work constitutes a major contribution to the nineteenth-century novel, rivalling that of Dickens of Balzac and making him an essential candidate for any course on the fiction of the period.Jo Labanyi''s study is supported by a wide-rangting introduction, a section of contemporary comment, headnotes to each piece and helpful appendix material.