[Music Iconography] Degas, Edgar. (1834 - 1917) & Thornley, Georges William. (1857 - 1935) La Chanson Du Chien ("The Song Of The Dog"), 1888Lithograph printed in black on Chine appliqu, circa 1888, signed in pencil by both Degas and Thornley, lower margin, a rare artist's proof impression from the edition of 25, before the lithographic signature and the publisher's address was added, published in Quinze Lithographies d'Apres Degas par G. W. Thornley, by Boussod, Valadon & Cie., Paris. Chine appliqu supported on green toned stiff wove paper, the full sheet. A very richly inked impression