Johann Bernard Jansen, b: 1871 - GRANT COUNTY, WISCONSIN

^{1908 Ford produces Model T}
^{1913 Edison invents movies w/sound}
^{1914 - 1918 World War I}
^{1929 The Great Depression begins}
^{1939 - 1945 World War II}

^{1867 Alaska Territory purchased}
^{1869 Transcontinental Railroad complete}
^{1879 Edison invents phono/light bulb}
^{1898 Spanish-American War}
^{1903 Wright brothers 1st plane flight}

^{1803 Louisiana Territory Purchased}
^{1805 Lewis and Clark reach Pacific}
^{1812 - 1814 War of 1812 with Britain}
^{1846 War w/Mexico,Calif & NM acquired}
^{1861 - 1865 Civil War, North vs. South}



	^{Johann Friederich Jansen}^{b.1826 Heiden, Germany d.1880 Jamestown To, Wisconsin}

^{Johann Bernard Jansen}^{b.1871 GRANT CO, WISCONSIN d.1947 MARSHALL, IOWA.USA}		^{Johann Bernard Jr. Lemker}^{b.1809 SALZBERGE, GERMANY d.1887 MARSHALL, IOWA.USA}

	^{Margaretha Anna Lemker}^{b.1836 Salzbergen, Germany d.1907 Haverhill, Iowa}	^{Maria Katharina Vehren}^{b.1799 SALZBERGE, GERMANY d.1870 MARSHALL, IOWA.USA}



	^{Clement Drummer}^{b.1833 LINGEN, GERMANY d.1881 Menominee, Illinois USA}

^{Christina Drummer}^{b.1872 JO DAVIE, ILLINOIS.USA d.1960 MARSHALL, IOWA.USA}

	^{Theresa Hardie}^{b.1838 LINGEN, GERMANY d.1916}