Olga Isabella Nethersole (born 18 January 1867 in London - died 9 January 1951 in Bournemouth) was an English actress, theatre producer and wartime nurse known for ability to portray ferocious emotionalism in climatic scenes. She quit the stage to turn her attention to helping the poor and to participate in a movement against prudery in the theatre. Typed letter signed (TLS) on her 5.5 x 8 stationery with a small open tear at bottom, not affecting the signature.