K E G Chenevix-Trench, b: -

^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}
^{1969 Armstrong first person on moon}
^{1986 Nuclear disaster at Chernobyl}
^{1989 Berlin wall falls}

^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}
^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}

^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}
^{1903 Wright brothers 1st plane flight}


		^{Richard Bayley Chenevix-Trench}^{b.1861 d.1933}

	^{Lionel Geoffrey Chenevix-Trench}^{b.1901 d.1930}	^{Gwendoline Heron-Maxwell}^{b.1874 d.1948}

^{K E G Chenevix-Trench}^{b. d.}		^{Charles D. Turrell}^{b. Downes, Devon d.}

	^{Doris Maud Turrall}^{b. d.1980}



	^{Lt-Col-K.R. O'Brian}^{b. The Old Oak Hou, Sussex d.}

^B O'Brian^{b. d.}