Mary Ann Ridley Cook, b: 1845 -

^{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}


^Amelia Sims^{b. d.}

^{William James Sims}^{b.1863 York, Western Australia d.}		^{Stephen Sims}^{b. d.}

^James Sims^{b.1866 York, Western Australia d.}	^George Sims^{b.1829 d.1905}

^George Sims^{b.1870 York, Western Australia d.1928 York, Western Australia}

^Alfred Sims^{b.1874 York, Western Australia d.1942}

^{Charles Sims}^{b.1876 York, Western Australia d.}

^Edward Sims^b.1881 d.	^{Mary Ann Ridley Cook}^{b.1845 d.1924}

^{Frederick Sims}^{b.1882 York, Western Australia d.}

^{Mary Ann Sims}^{b.1886 York, Western Australia d.}