John Donald Hartman, b: 1892 -

^{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}



		^{Elmer Edwin Hartman}^{b.1870 d.1924 Good Samaritan Hospital,}

^{Infant Hartman}^{b.1912 d.1912}	^{John Donald Hartman}^{b.1892 , d.1943 ,}		^{Charles T. Mattis}^{b.1844 d.1917 Washington Township,}

^{Lavera Jane Hartman}^{b.1914 , d.}		^{Sarah Amelia Mattis}^{b.1872 , d.1941 ,}	^{Mary Magdalena Romberger}^{b.1848 d.1877}

^{Erma Ruth Hartman}^{b.1915 d.1988 ,}

^{John Donald Hartman}^{b.1919 North Annville Townshi, d.}

^{Florence Eleanor Hartman}^{b.1922 North Annville Townshi, d.1982 ,}	^{Ruth Alice Ruch}^{b.1893 , d.1983 ,}