Online (Harvard University); Online (Project Gutenberg); Online (Internet Archive); Audio on Archive.org*"Debate on Birth Control" – 1921, text of a debate between Sanger, Theodore Roosevelt, Winter Russell, George Bernard Shaw, Robert L. Wolf, and Emma Sargent Russell.
Online (Harvard University); Online (Project Gutenberg); Online (Google Books)* "Debate on Birth Control" — 1921, text of a debate between Sanger, Theodore Roosevelt, Winter Russell, George Bernard Shaw, Robert L. Wolf, and Emma Sargent Russell.