Timeline Chart

Male  Heinrich Siewert
Female  Guilhermina "Mute" Denzer
1887--
1888--
1892--
1896--
1900--
1904--
1908--
1912--
1916--
1920--
1924--
1928--
1932--
1936--
1940--
1944--
1948--
1952--
1956--
1960--
1964--
1968--
1972--
1976--
1980--
1983--
Birth -- 9 November 1892
Birth -- 27 October 1895
Death -- 5 August 1971 ‏(Age 75)‏
Death -- 11 August 1978 ‏(Age 85)‏