Iwan Bloch

Iwan Bloch

male, deceased (1922)
Rétif de la Bretonne, Delmenhorst, Jewish person, German, dermatology, sexologist…MarquisdeSadehislifeandworks
Iwan Bloch was a Berlin dermatologist Born in Delmenhorst, Germany, he is often called the first sexologist. He discovered the Marquis de Sade's...