New York Training School for Girls

New York Training School for Girls in Hudson was a reformatory school, where teenage girls, between the ages of 12 and 16, who were convicted of any form of juvenile delinquency in New York state were sent. The institution operated between 1904 and 1975. Since 1976 it has been a minimum security prison for young male adults, recently called Hudson Correctional Facility. It is famous for the sociometric research done by Jacob Moreno and Helen Jennings in the 1930s.

Prison data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).