September 1906 | graphite on paper
1906 | graphite on paper
September 15, 1906 | graphite on paper
1908 | graphite on paper
1907 | graphite on paper
May 25, 1907 | graphite on paper
September 6, 1906 | graphite and purple colored pencil on paper
May 21, 1907 | graphite on paper
May 12, 1907 | graphite on paper
1906 - 1908 | graphite and purple colored pencil on wove paper
1906 | purple colored pencil on paper
September 1906 | purple colored pencil on paper
September 8, 1906 | purple colored pencil on paper