Leroy John Mack, b: 1911

^{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}


			^John Mack^{b.1843 Bavaria d.1897 Kossuth Cnty, Iowa}

		^{Louis Aloysius Mack}^{b.1883 Debuque, Iowa d.1960 Ataskadaro, CA}	^Margaret^{b.1841 Bavaria d.1906 Wright Cnty, Iowa}

	^{Leroy John Mack}^{b.1911 Miller, SD d.1985 Morgan Hill, California}		^{William Patrick Oakes}^{b.1852 Safe Harb, Pennsylvannia d.1928 Eagle Butte, SD}

^{Lila Anne Mack}^{b.1934 Cheyenne River Agen, SD d.1996 Arvada, Colorado}		^{Susan Grace Oakes}^{b.1881 South Dakota d.1937 Pierre, SD}	^{Alvira Kelly Van Meter}^{b.1863 Vermillion, SD d.1927 Eagle Butte, SD}

^{Robert Leroy Mack}^{b.1938 Cheyenne River Agen, SD d.}			^Anton Feist^{b.1849 Strasburg, Ukraine d.1940 Allan, Canada}

^{Marlene Marie Mack}^{b.1932 Cheyenne River Agen, SD d.1972 Deadwood, SD}		^{Anton A. Feist}^{b.1888 Strasburg, Ukraine d.1920 Eagle Butte, SD}	^{Rosina Hager}^{b.1846 Strasburg, Ukraine d.1916 Morton, ND}

	^{Anna Mary Feist}^{b.1913 Strausburg, North Dakota d.2003 Sturgis Nursing Home, SD}		^Rochus Bitz^{b.1855 Russia d.1905 St. Boniface, ND}

		^{Magdalena Bitz}^{b.1894 Napoleon, ND d.1981 Cody, WY}	^{Anna Marie Doll}^{b.1861 Kandel, Russia d.1942 Eagle Butte, SD}