John Percy DEAN, b: 1888 -

^{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}


			^Samuel DEAN^{b.1829 Kirk Ireton, England d.1909 Derby, England}

		^Samuel DEAN^{b.1863 Great Gate, Staffordshire d.1935 Derbyshire}	^{Alice SLATER}^{b.1822 d.1901}

	^{John Percy DEAN}^{b.1888 d.1969}

^Muriel DEAN^{b. d.}		^{Catherine Anna NEWBY}^{b.1856 Messing, Essex, England d.1931}

^Connie DEAN^{b. d.}



	^May DYER^{b. d.1964 St Werburgh's Ch, Derby}