Roger Frederic Powell, b: 1902

^{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}


		^{Arthur Crofts Powell}^{b.1844 Lewes, Sussex. d.1929 Hawstead, Surrey}

	^{Arthur Marriott Powell}^{b.1869 Marylebone, Midsx d.1950}	^{Caroline Stevens}^{b.1846 Bradfield, Berks d.1877 Brighton, Sussex.}

^{Roger Frederic Powell}^{b.1902 Orpington, Kent. d.1977}		^{Col-Frederic Pocklington}^{b.1835 Stebbing, Essex d.1914}

	^{Frances Emily Pocklington}^{b.1869 Colchester, Essex. d.1929}	^{Alice Emily Jelf}^{b.1835 Berlin, Germany. d.1921 Chelsworth, Suffolk.}





^{Margaret Tatham}^{b. d.}