Clarence Isaac Lenker, b: 1909 - Lower Mahanoy Township,

^{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}


			^{Cornelius Lenker}^{b.1847 d.1906 ,}

		^{Jeremiah Witmer Lenker}^{b.1868 , d.1943 Lower Mahanoy Townshi}	^{Rebecca Witmer}^{b.1848 , d.1933 ,}

	^{Clarence Isaac Lenker}^{b.1909 Lower Mahanoy Townshi d.1970}

^{Gerald Robert Lenker}^{b.1927 d.1991}		^{Eva Jeanette Spotts}^{b.1870 Lower Mahanoy Townshi d.1945}

^{June Audrey Lenker}^{b.1932 d.2007 ,}			^{Jacob Klinger Wiest}^{b.1826 Jordan Township, d.1878 ,}

^{Janet Barbara Ellen Lenker}^b.1935 d.		^{Samuel Trautman Wiest}^{b.1857 Jordan Township, d.1928}	^{Elizabeth Trautman}^{b.1825 Jordan Township, d.1881 ,}

	^{Estella Elsie Wiest}^{b.1910 d.1940 Geisinger Medical Center,}

		^{Ellen Hepner}^b.1859 d.