One of the earliest recorded appearances of manufactured sex dolls dates to 1908, in Iwan Bloch's "The Sexual Life of Our Time". Bloch wrote:
In this connection we may refer to fornicatory acts effected with artificial imitations of the human body, or of individual parts of that body. There exist true Vaucansons in this province of pornographic technology, clever mechanics who, from rubber and other plastic materials, prepare entire male or female bodies, which, as hommes or dames de voyage, subserve fornicatory purposes. More especially are the genital organs represented in a manner true to nature. Even the secretion of Bartholin's glans is imitated, by means of a "pneumatic tube" filled with oil. Similarly, by means of fluid and suitable apparatus, the ejaculation of the semen is imitated. Such artificial human beings are actually offered for sale in the catalogue of certain manufacturers of "Parisian rubber articles 1.
Iwan Bloch (also known as Ivan Bloch) (April 8, 1872 – November 21, 1922) was a German dermatologist. Together with Magnus Hirschfeld and Albert Eulenburg, Bloch proposed the new concept of a science of sexuality: Sexualwissenschaft or sexology. In 1906 he wrote in German the book "Das Sexualleben unserer Zeit in seinen Beziehungen zur modernen Kultur" which was translated as "The Sexual Life of our Time in its Relations to Modern Civilization", a complete encyclopedia of the sexual sciences in their relation to modern civilization.
Read more: http://en.wikipedia.org/wiki/Iwan_Bloch