David E. McMahan, b: 1891

^{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}



		^{David R. McMahan}^{b.1846 TENNESSEE d.1923 Texas}

	^{David E. McMahan}^{b.1891 Mason, Texas d.1950 Muskoogee, Oklahoma}

		^{Martha Lucinda McDonald}^{b.1853 Texas d.1937 Taylor Co., Texas}

^{David Earl McMahan}^{b.1914 Aspermont, Texas d.}			^{Ransom Mack Taylor}^{b.1836 Lincoln Co., Tennessee d.1930 Lincoln Co., Tennessee}

		^{John Allen Taylor}^{b.1860 Lincoln Co., Tennessee d.1900 Yantis, Texas}	^{Elizabeth C. "Lisa" West}^{b.1836 Lincoln Co., Tennessee d. TENNESSEE}

	^{Dana Henrietta Taylor}^{b.1893 Lincoln Co., Tennessee d.1914 Swenson, Texas}		^{John J. Summerford}^{b.1841 Lincoln Co., Tennesssee d.1895 Lincoln Co., Tennesssee}

		^{Mattie Piney Summerford}^{b.1866 Lincoln Co., Tennessee d.1943 Taylor Co., Texas}	^{Mary E. Stedman}^{b.1833 TENNESSEE d.}