London: Boosey & Co. 1909. 4 volumes in all. Tall 4tos, gilt-stamped greenish cloth; uncut edges (bindings are lightly bumped, edgeworn and with a few neat repairs at at spine ends and joints). London: Boosey & Co., 1909-1922. Mixed edition. Very good. Volume I: 1922, a new edition. Volume II: 1917. Volume III: 1921. Volume IV: 1909, first edition.