Sanger used these notes for a speech at the University of Chicago Liberal
Club; she also likely used for a speech at Columbia University on December 3, 1925.
Margaret Sanger gave this speech to open the Sixth
International Neo-Malthusian and Birth Control Conference at the Hotel
McAlpin in New York City. For a draft
version see Margaret Sanger Papers Microfilm, Library of Congress, LCM 128:267.