Marcus Bielschowsky, b: 1817 -

^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}

^{1798 Irish revolt against English rule}
^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}

^{1762 Catherine II becomes Czarina/Russia}
^{1770 Cook discovers New South Wales}
^{1776 America declares independence}
^{1789 Geo. Washington 1st USA president}
^{1789 French Revolution begins}


^{Isidor Bielschowsky}^{b.1845 d.1921 Breslau, Poland}			^{Isaak Bielschowsky}^{b.1760 Bielszowice, Poland d.1821 Jastrzebie Zdrój, Poland}

^{Leopold Bielschowsky}^{b.1849 d.1924 Breslau, Poland}		^{Moses Bielschowsky}^{b.1789 d.1868 Wodzislaw Slaski, Poland}	^Unknown^b.1768 d.

^{Wilhelm Bielschowsky}^{b.1851 Wodzislaw Slaski, Poland d.}	^{Marcus Bielschowsky}^{b.1817 d.1904 Berlin, Germany}

^{Simon Bielschowsky}^{b.1853 d.1933 Ratibor, Katowice, Poland}		^{Fanny (Minka Mindel ?)}^{b. d.1868 Katscher, Opole, Poland}

^{Paula Bielschowsky}^{b.1854 Wodzislaw Slaski, Poland d.1912 Berlin, Germany}

^{Heinrich Bielschowsky}^{b.1856 Wodzislaw Slaski, Poland d.1868 Wodzislaw Slaski, Poland}

^{Bertha Bielschowsky}^{b.1861 Wodzislaw Slaski, Poland d.1927 Gleiwitz, Katowice, Poland}	^{Rosalie Loewenthal}^{b.1821 d.1902 Berlin, Germany}

^{Auguste Bielschowsky}^{b.1863 d.1932 Berlin, Germany}