Gilbert Oberhelman, b: -

^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}
^{1969 Armstrong first person on moon}
^{1986 Nuclear disaster at Chernobyl}

^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}
^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}

^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}



		^Oberhelman^{b. d.}

	^{Gilbert Oberhelman}^{b. d.}		^{Herman Frederick Holke}^{b.1846 Femme Osage, MO d.1929 Clay, MO}

^{Peggy Oberhelman}^{b. d.}		^{Amelia Holke}^{b.1872 d.1944}	^{Christine Elizabeth Woestemeyer}^{b.1849 Marthasville, MO d.1905 Higginsville, MO}

^{Donna Oberhelman}^{b. d.}

^{Ronald Oberhelman}^{b. d.}