Timeline: Mary Hefner: Das Birkenhördt-Projekt

> 1923 - Born: 21 Mar 1923

> 1951 - Married Mary Sue DeDionisio: 19 Feb 1951

> 1997 - Died: 28 May 1997

> 1924 - Born: 18 Dec 1924

> 1943 - Married Edwin F. Guthmiller: 27 Jun 1943

> 2001 - Died: 13 Sep 2001

> 1802 - Born: 5 May 1802

> 1824 - Married Magdalena Helbling: 27 Jan 1824

> 1790 - Born: 1790

> 1818 - Child Margaretha Werner b. 1818

> 1919 - Born: 4 Jan 1919

> 1978 - Died: 12 Sep 1978

> 1960 - Born: 28 May 1960

> 2019 - Died: 26 Mar 2019

> 1889 - Born: 0Dec 1889

> 1907 - Born: 8 Sep 1907

> 1904 - Born: 4 Jul 1904

> 1928 - Child Norma Ketterling b. 1928

> 1931 - Child Betty Lou Ketterling b. 14 Sep 1931

> 1973 - Died: 7 Nov 1973

> 1894 - Born: 2 Sep 1894

> 1916 - Child Irene Margaret Klemm b. 9 Apr 1916

> 1988 - Died: 17 Nov 1988

The Birkenhördt Project