Richard Foss Tonkin, b: 1817

^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}

^{1798 Irish revolt against English rule}
^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}

^{1762 Catherine II becomes Czarina/Russia}
^{1770 Cook discovers New South Wales}
^{1776 America declares independence}
^{1789 Geo. Washington 1st USA president}
^{1789 French Revolution begins}



	^{John Hole Tonkin}^{b. UK d. UK}

^{Richard Foss Tonkin}^{b.1817 Old Town, Plymouth, UK d.}		^{William Foss}^{b.1753 Devon, United Kingdom d.1817 Devon, United Kingdom}

	^{Elizabeth Foss}^{b.1788 Devon, UK d. UK}	^Mary Lock^{b.1752 UK d.1832 Devon, United Kingdom}



	^{Frederick Emmerton}^{b. d.}

^{Mary Ann Emmerton}^{b. d.}