John B. Olk, b: 1859

^{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 - 1919 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}



		^Peter Olk^{b.1827 Olk, Germany d.1893 Dale, Outagamie, WI}

^{Henry J. Olk}^{b.1887 Antigo, Langlade, WI d.1977 Antigo, Langlade, WI}	^{John B. Olk}^{b.1859 Dale, WI d.1927 Antigo, Langlade, WI}

^Harold Olk^{b.1890 Antigo, Langlade, WI d.1970}		^{Margaret Miller}^{b.1824 Germany d.1918 Hortonville, WI}

^{Clarence Louis Olk}^{b.1892 Antigo, Langlade, WI d.1958 Stevens Point, WI}

^{Roland Bernard Olk}^{b.1896 Antigo, Langlade, WI d.1912 Antigo, Langlade, WI}		^{John Steffen}^{b. Germany d.}

^{John Steffen Olk}^{b.1898 Antigo, Langlade, WI d.1945 OshKosh, WI}	^{Mary E. Steffen}^{b.1861 Hortonville, WI d.1929 Antigo, Langlade, WI}

^{Margaret Olk}^{b.1902 Antigo, Langlade, WI d.1902 Antigo, Langlade, WI}		^{Appolonia Stark}^{b. Germany d.}

^{Merritt Francis Olk}^{b.1903 Antigo, Langlade, WI d.1962 Antigo, Langlade, WI}