Ruth Irene Zimmerman, b: -

^{1964 - 1973 Vietnam War}
^{1969 Armstrong first person on the moon}
^{1973 US launches Skylab space station}
^{1981 Columbia is first space shuttle}
^{1991 Persian Gulf War}

^{1914 - 1918 World War I}
^{1929 The Great Depression begins}
^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}

^{1879 Edison invents phono/light bulb}
^{1898 Spanish-American War}
^{1903 Wright brothers 1st plane flight}
^{1908 Ford produces Model T}
^{1913 Edison invents movies w/sound}




^Wiltrout^{b. d.}





	^{Hobert Zimmerman}^{b. d.}

^{Ruth Irene Zimmerman}^{b. d.1995}		^{Nelson Timothy Wilt}^b.1878 d.

	^{Martha T. Wilt}^{b.1919 d.1990}	^{Fannie R. L. Burkholder}^{b.1885 d.1980}