Das Buch Uber die Ehe

Pictured here is the Table of Contents of the “Book About Marriage”:

The Eternity of Creation
Male Sex Organs
Female Sex Organs
The Sex Act
Pregnancy and Birth
Sexuality
a) During Childhood
b) During Puberty
c) During Adulthood
VII. Sexually Transmitted Diseases and Their Effects
VIII. Bad Habits and Vices
IX. Married Life and the Single Life