Does anyone know of a Lois HARRIS that had a relationship with Edgar J. KAUFMANN, Sr? He was born 1885, died 1955. He was the owner of "Fallingwater" the house in PA that Frank Lloyd WRIGHT designed. They had an offspring named Betty Jo HARRIS. Looking for Lois's complete birth and death dates and her birth family. Supposedly she was buried in Calvery Hill Cemetery, Dallas, TX.