David Harlan Martz, b: 1939 -

^{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}


			^{Lloyd Jacob Martz}^{b.1897 d.1981}

		^{Harlan Lloyd Martz}^{b.1916 d.1993 Geisinger Medical Center,}	^{Carrie Agnes Bordner}^{b.1896 d.1983}

^{Scott David Martz}^b.1958 d.	^{David Harlan Martz}^b.1939 d.

^{Barry Eugene Martz}^b.1960 d.		^{Margaret Mae Batdorf}^{b.1919 d.1975}

^{Connie Lou Martz}^b.1962 d.

^{Robert Lynn Martz}^b.1966 d.		^{Clarence R. Masser}^{b.1906 , d.1977 ,}

^{Denise Michele Martz}^b.1967 d.	^{Betty Ann Masser}^b.1940 d.		^John Blyler^{b.1879 d.1950}

^{Dawn Marie Martz}^b.1970 d.		^{Maude M. Blyler}^{b.1909 d.1977}	^{Agnes V. Troutman}^{b.1887 Eldred Township, d.1964}