Volume 40 of our bilingual series of books (DON JUAN TENORIO) is provided as an aid for students (especially bilingual students) who are studying a nineteenth century Spanish drama for the first time. Students will enjoy reading the brief summary of the life of José Zorrilla and how he happened to write this famous drama. The different forms of versification that Zorrilla used in writing Don Juan Tenorio are explained with examples so that students can better appreciate the author's skill in writing such a masterpiece in poetry. The complete work, composed of two parts, is the presented in both English and Spanish with copious notes, especially in the Spanish version. Students will enjoy reading Don Juan Tenorio which is presented in many Spanish-speaking countries each year in November to celebrate the Day of the Dead.