1914 - 1918 World War I 1922 USSR formed by Soviet states 1939 - 1945 World War II 1945 Atomic bomb detonated (Hiroshima) 1950 Korean War begins

1871 Franco - Prussian War 1895 Marconi invents wireless telegraphy 1899 Boer War begins 1903 Wright brothers 1st plane flight 1912 Titanic sinks on maiden voyage

1815 Battle of Waterloo, Napoleon defeat 1830 French Revolution 1837 Queen Victoria assumes throne 1854 Crimean War with Russia 1869 Opening of Suez Canal

							Gerrit van Wijk  b.           d.
				Willem Albertus van Wijk  b.1836 Roosendaal, Netherlands  d.			Johanna Timmermans  b.           d.
			Willem Johannes van Wijk  b.1895 Leiden, Netherlands  d.1938 Rotterdam, Netherlands				Marinus Treffers  b.1818 Drongelen, Netherlands  d.1905 Drongelen, Netherlands
				Pieternella Cornelia Treffers  b.1851 Drongelen, Netherlands  d.			Maaike Bouman  b.1827 Aalburg, Netherlands  d.1901 Drongelen, Netherlands
				Cornelis Buitelaar  b.1859 Lange Ruige , Netherlands  d.1914 Rotterdam, Netherlands
			Cornelia Hendrika Buitelaar  b.1897 Rotterdam, Netherlands  d.1968 Rotterdam, Netherlands				Jan van Vliet  b.1842 Sluipwijk, Netherlands  d.1918 Gouda, Netherlands
				Grietje van Vliet  b.1868 Sluipwijk, Netherlands  d.1927 Rotterdam, Netherlands			Antje van Dijk  b.1849 Sluipwijk, Netherlands  d.1921 Gouda, Netherlands

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