For an earlier entry in the same series, see "Birth Control, 1929." For a draft version see Margaret Sanger Papers Microfilm, Library of Congress, LCM 76:249.
For other versions see Margaret Sanger Papers Microfilm: Smith College Collections, S71:274 and
Margaret Sanger Papers Microfilm,cLibrary of Congress, LCM 131:0489 LCM:493.
