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

			Geert Zijlstra  b.           d.
							Pieter Heij  b.1836 Reeuwijk, Netherlands  d.1906 Reeuwijk, Netherlands
				Berthus Gerard Heij  b.1864 Reeuwijk, Netherlands  d.			Jacoba van Vliet  b.1835 Reeuwijk, Netherlands  d.1929 's-Gravenh, Netherlands
			Clasina Heij  b.1892 Reeuwijk, Netherlands  d.
				Pietje de Jong  b.1862 Zevenhuizen, Netherlands  d.

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