William Henry Jackson, b: 1879 -

^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}
^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}

^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}

^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}
^{1837 Queen Victoria assumes throne}




	^{William Henry Jackson}^{b.1879 d.1945 Launceston, Australia}

^{William Raymond Jackson}^{b.1917 Launceston, Australia d.2005 Launceston, Australia}

^{Leonard Wilfred Jackson}^{b.1921 Launceston, Australia d.1993 Sydney, NSW, Australia}			^{Henry Crocker}^{b.1808 Devon, England d.1880 Launceston, Australia}

^{Elsie Beatrice Jackson}^{b.1919 Launceston, Australia d.}		^{Alfred Davis Crocker}^{b.1845 Launceston, Australia d.1921}	^{Sarah Coleman}^{b.1808 Devon, England d.1872 South Melbour, Australia}

	^{Elsie May Crocker}^{b.1880 Launceston, Australia d.1961 Launceston, Australia}

		^{Sarah Richards}^{b.1844 Launceston, Australia d.1922 Launceston, Australia}