April 1850 | ink and pencil on paper with leather
July 21, 1838 | ink on paper
June 22, 1876 | ink on paper
October 30, 1840 | ink on paper
July 8,1835 | ink on paper
November 21, 1828 | ink on paper
June 15, 1842 | ink on paper
June 24, 1829 | ink on paper