Elmer C Vahlkamp, b: 1910

^{1929 The Great Depression begins}
^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}

^{1898 Spanish-American War}
^{1903 Wright brothers 1st plane flight}
^{1908 Ford produces Model T}
^{1913 Edison invents movies w/sound}
^{1914 - 1918 World War I}

^{1846 War w/Mexico,Calif & NM acquired}
^{1861 - 1865 Civil War, North vs. South}
^{1867 Alaska Territory purchased}
^{1869 Transcontinental Railroad complete}
^{1879 Edison invents phono/light bulb}



		^{John Henry Vahlkamp}^{b.1873 St. Libory, St Clair Co., IL d.1931 Belleville, St Clair Co. IL}

	^{Elmer C Vahlkamp}^{b.1910 Illinois d.1980 East St Louis, St Clair, IL}		^{Henry Middendorf}^{b.1828 Hanover, Germany d.}

		^{Cecelia Middendorf}^{b.1875 Fayetteville, St Clair, IL d.1959 Belleville, St Clair Co. IL}	^{Catherine Gertrude Buhner}^{b.1833 Prussia d.}

^{Maureen S Vahlkamp}^b.1938 d.



	^{Della Williamson}^{b.1908 Rentchler, St Clair Co., IL d.1998 Belleville, St Clair Co. IL}