Elna Elisabeth Bay, b: 1867 -

^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}
^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}

^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}

^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}
^{1837 Queen Victoria assumes throne}


		^{Mathias Hans Rosenørn}^{b.1814 Randers d.1902 København}

	^{Peter Eleon Ernst Emil Rosenørn}^{b.1852 København d.1908 Assens, Odense}	^{Ludovica Emilie Olrik}^{b.1815 Helsingør d.1878 Randers}

^{Poul Emil Mathias Rosenørn}^{b.1882 Fredericia, Vejle, Denmark d.1931 Canada}		^{Thorvald Rudolf Ibsen}^{b.1803 d.1857}

	^{Julie Albertine Ibsen}^{b.1854 Rodby, Maribo, Denmark d.1897 Slagelse, Soro, Denmark}	^{Hanne Marie Mortensen}^{b.1812 d.1857}



	^{Kristian Frederik Brorson Bay}^{b.1826 d.1867}

^{Elna Elisabeth Bay}^{b.1867 d.1913}

	^{Anna Kathrine Karoline Bisgaard}^{b.1833 d.1867}