July 16, 1878 | graphite and black lithographic colored pencil on paper
July 20, 1878 | graphite and black lithographic colored pencil on paper
1878 | graphite on paper
July 25, 1878 | graphite on paper
July 20, 1878 | black lithographic colored pencil on paper
July 20, 1878 | graphite on paper
July 30, 1878 | black lithographic colored pencil on paper