Helena Gertrude Dorn, b: 1897 -

^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}
^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}

^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}
^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}

^{1830 French Revolution}
^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}


^{Roy Preston Matson}^{b. Private d.}

^{Robert Charles Matson}^{b. Private d.}		^{George Matson}^{b.1845 d.1915}

^{Donald Ernest Matson}^{b. Private d.}	^{Ernest Matson}^{b.1890 d.1965 Canni, Western Australia}		^{Charles Hole Duffield}^{b.1823 Plymout, United Kingdom d.1891 Geraldton Western Austra}

^{Gloria Dorn Matson}^{b. Private d.}		^{Emma Duffield}^{b.1854 d.1928}	^{Jane Cleaver}^{b.1835 United Kingdom d.1865}

^Matson^{b. d.}

^Matson^{b. d.}

^Matson^{b. d.}	^{Helena Gertrude Dorn}^{b.1897 d.1978 Gosnel, Western Australia}

^Matson^{b. d.}