Dora “Dorchen” Richter underwent surgical castration in 1922, followed by removal of the penis and vaginoplasty in 1931
Dora “Dorchen” Richter (1891 – presumed 1933) was the first known person to undergo complete male-to-female gender reassignment surgery. She was one of a number
Institut für Sexualwissenschaft
The Institut für Sexualwissenschaft was an early private sexology research institute in Germany from 1919 to 1933. The name is variously translated a