Pamphlet on birth control by Marie Stopes. Marie Stopes was a leading proponent on family planning and birth control, having written and published Married Love and Wise Parenthood in quick succession in 1918. In this short work, Stopes writes and account of the early history of birth control, including the rise of Malthusianism and the trial of Annie Besant and Charles Bradlaugh in 1877 for publishing Charles Knowlton's The Fruits of Philosophy, which advocated birth control.
Pamphlet: page 20 and 21