PWI96777 Clara Schumann (1819-96) and Joseph Joachim in concert, 1854 (pastel on paper) by Menzel, Adolph Friedrich Erdmann von (1815-1905); Private Collection; (add.info.: Clara Schumann (n矇e Clara Josephine Wieck; 13 September 1819 ??20 May 1896) was a German musician and composer, considered one of the most distinguished pianists of the Romantic era; wife of composer Robert Schumann; Joseph Joachim (28 June 1831 ??15 August 1907) was a Hungarian violinist, conductor, composer and teacher. A close collaborator of Johannes Brahms, he is widely regarded as one of the most significant violinists of the 19th century.); 穢 Peter Willi; German, out of copyright.