[Wagner, Richard. (1813–1883)] Bithorn, Willi. (?–?). Silhouette Portrait at the Piano. Charming original silhouette portrait of the composer at the piano, smoking a very long pipe and conjuring up a parade of ghostly figures with his music. By the silhouette artist Willi Bithorn, and signed at the lower left. In an antique wooden frame with rounded corners; total size 9.25 x 6.75 inches.