16–18.</ref> ومنذ ذلك الوقت، جالت سانجر بين المكتبات العامة، تبحث عن معلومات حول وسائل منع الحمل، ولكنها لم تجد أي معلومة متاحة.Cronin, Mary (1996), "The Woman Rebel", in "Women's periodicals in the United States: social and political issues", Endres, Kathleen L.
" Sanger visited public libraries, searching for information on contraception, but nothing was available.Cronin, Mary (1996), "The Woman Rebel", in "Women's periodicals in the United States: social and political issues", Endres, Kathleen L.