Albert Erskin Truarn, b: -

^{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}




^{Albert Erskin Truarn}^{b. d.}



		^{George Postans}^{b.1830 d.1905}

	^{George Alexander Postans}^{b.1863 d.1946}	^{Harriet Lewington}^{b.1835 d.1927}

^{Hilda Amy Postans}^{b.1898 Serpen, Western Australia d.}		^{Richard Tonkin}^{b.1838 Upper , Western Australia d.1911 Serpen, Western Australia}

	^{Maud Matilda Mary Tonkin}^{b.1868 Dandal, Western Australia d.1950 Dwelli, Western Australia}	^{Mary Spencer}^{b.1840 Canni, Western Australia d.1892 Serpen, Western Australia}