James Marvin Grigg, b: 1899 - Callahan County, Texas

^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}
^{1969 Armstrong first person on the moon}

^{1903 Wright brothers 1st plane flight}
^{1908 Ford produces Model T}
^{1913 Edison invents movies w/sound}
^{1914 - 1918 World War I}
^{1929 The Great Depression begins}

^{1861 - 1865 Civil War, North vs. South}
^{1867 Alaska Territory purchased}
^{1869 Transcontinental Railroad complete}
^{1879 Edison invents phono/light bulb}
^{1898 Spanish-American War}



				^{James Nelson Grigg}^{b.1862 Athens, Texas d.1910 Taylor Co., Texas}

			^{James Marvin Grigg}^{b.1899 Callahan Co., Texas d.1981 Abilene, Texas}

				^{Eliza Alice Danley}^{b.1866 Denton Co., Texas d.1956 Taylor Co., Texas}





			^{Rose Pearl Townsley}^{b.1903 Taylor Co., Texas d.1946 Abilene, Texas}