John Rowland, b: 1849

^{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}

^{1770 Cook discovers New South Wales}
^{1776 America declares independence}
^{1789 Geo. Washington 1st USA president}
^{1789 French Revolution begins}
^{1798 Irish revolt against English rule}



		^{Richard Rowland}^{b.1801 Yorkshire, England d.1883 Donga, Western Australia}

^{Clarence Augustus Rowland}^{b.1880 Donga, Western Australia d.1979}	^{John Rowland}^{b.1849 Peninsula d.1920}

^{James Horsley Rowland}^{b.1883 Donga, Western Australia d.}		^{Elizabeth Johnson}^{b.1806 d.1892 Donga, Western Australia}

^{Elizabeth Gertrude Rowland}^{b.1885 Donga, Western Australia d.}			^{Richard Edwards}^{b.1777 East Dea, United Kingdom d.1850 Upper , Western Australia}

^{Silas John Rowland}^{b.1887 Donga, Western Australia d.1917}		^{Joshua Edwards}^{b.1820 Forest Of Dean, UK d.1866 Gingin, Western Australia}	^{Elizabeth Powell}^{b.1782 Newland, United Kingdom d.1866 Upper , Western Australia}

^{Emma Vashti Rowland}^{b.1889 Donga, Western Australia d.1889}	^{Amelia Caroline Edwards}^{b.1852 Gingin, Western Australia d.1889 Donga, Western Australia}		^{Richard Constant King}^{b.1799 Manche, United Kingdom d.1891 Middl, Western Australia}

^{William Thomas Rowland}^{b.1894 d.1939}		^Emma King^{b.1830 Manche, United Kingdom d.1901 Wann, Western Australia}	^{Elizabeth Gardiner}^{b.1800 Manche, United Kingdom d. Western Australia}

^{Bessie Rowland}^{b. d.}