Are you talking about New Castle, Westchester County, New York? I have Lawrences in North Castle. No Frederick that I know of but I do have a Sarah Lavinia Lawrence, born about 1857 in New York. Her parents were Edwin Lawrence and Phebe. Sarah married Thomas E. Place and they had a son, T. Edgar Place, born 14 Dec 1895 in NY, died 29 Nov 1980 in CA. Louise Williams Arnold, CA