The Margaret Sanger Papers

Winn, Mrs. ( ? - ? )

Probably the head of Winnwood, a boarding school on Long Island, New York run by Christian Scientists, which Stuart Sanger attended during Margaret Sanger's 1914-1915 exile abroad. Winnwood was chosen for Stuart Sanger by Margaret Sanger's sister, Anna (Nan) Higgins, who also paid for his tuition.
Sources: Ellen Chesler, Woman of Valor: Margaret Sanger and the Birth Control Movement in America (1992)