circa 1930 | hide, glass, sinew
circa 1930 | semi-tanned hide, rawhide, glass, sinew
1900–1910 | hide, glass, cotton
1946 | cherry wood
mid-20th century | walnut wood
December 19, 1815 | ink on paper, wax
November 17, 1825 | ink on paper
September 10, 1830 | ink on paper
September 19, 1831 | ink on paper
February 2, 1833 | ink on paper
April 3, 1834 | ink on paper
May 10, 1834 | ink on paper
December 21, 1834 | ink on paper, wax
August 20, 1835 | ink on paper
November 8, 1835 | ink on paper
September 29, 1836 | ink on paper
June 4, 1837 | ink on paper, wax
September 22, 1837 | ink on paper
November 20, 1837 | ink on paper, wax
January 19, 1838 | ink on paper, wax