The sex factor in marriage : a book for those who are, or are about to be, married / by Helena Wright.

London : Williams & Norgate, 1937.

128 pages : illustrations ; 19 cm

3rd ed.

Bibliographic history stated on back of t.p.: Published May 1930. Reprinted July 1930, November 1930, August 1932, October 1933, January 1935, April 1936. Enlarged and reprinted June 1937. Reprinted March 1939, November 1940, June 1941, January 1942, June 1942, October 1942, June 1943, April 1944, October 1944.--It is not clear to which of these is the date of the 3rd ed. The 1930 printing was under the imprint of Noel Douglas.

Copy 1 Note: 17th (October 1944) printing