Cupid's yokes: or, the binding forces of conjugal life
Subtitle: An essay to consider some moral and physiological phases of love and marriage, wherein is asserted the natural right and necessity of sexual self-government
By: By E.H. Heywood ...
Edition: Tenth thousand.
Publisher: Co-operative Publishing Co.
Published: 1876
Place of publication: Princeton, Mass
Language: eng
Number of pages: 24
Subjects: Sex in marriage; Sexual ethics; Marriage; Free love
Notes: Heywood was sentenced to prison for mailing obscene material, i.e., Cupid's yokes, to Anthony Comstock.

McCoy, R.E. Freedom, see H241-243 (related)