Richard Wagner's prose works. Vol. II. Opera and drama

London. Kegan Paul, Trench, Trübner & Co., Ltd. 1900 (Second edition).
Translated by William Ashton Ellis.Translator's Preface
Opera and drama
Dedication of the Second Edition (orig.)
Preface to the First Edition (orig.)Part I. - Opera and the Nature of Music
Part II. - The Play and the Nature of Dramatic Poetry
Part III. - The Arts of Poetry and Tone in the Drama of the Future