Margaret Sanger Outside the Brooklyn Court of Special Sessions Following Her Arraignment. October 1917.
Courtesy of the Margaret Sanger Center, Planned Parenthood of New York.
Darwin, Charles. On the Origin of Species by Means of Natural Selection, or, the Preservation of Favoured Races in the Struggle for Life. London: John Murray, 1859.
From the Tracy W. McGregor Library of American History.