Bertha Estella Willt (Wilt), b: 1894 -

^{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}


			^{Samuel Asbury McRobie}^{b.1839 d.1899}

		^{John W. McRobie}^{b.1862 d.1895}	^{Sarah Elizabeth Weimer}^{b.1830 Pennsaylvania d.1918 Mt. Lake Park, MD}

^{Vera Labella McRobie}^{b.1914 d.1984}	^{William Henry Harrison McRobie}^{b.1891 Garrett Co., MD d.1977 Garrett Co., MD}

^{Hobert Oscar McRobie}^b.1916 d.		^{Harriet Estella Smith}^{b. d.}

^{Raymond Irvin McRobie}^b.1921 d.			^David Wilt^{b.1830 d.1888 Tucker Co., WV}

^{Frances Estella McRobie}^b.1923 d.		^{George William Willt (Wilt)}^{b.1866 Tucker Co., WV d.1940}	^{Mary Jenkins}^{b.1834 d.1881 Garrett Co., MD}

	^{Bertha Estella Willt (Wilt)}^b.1894 d.

		^{Zerelda Alice Merrill}^{b.1868 d.1939}