Ludwig Bielschowsky, b: 1891 -

^{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}


			^{Seelig Bielschowsky}^{b.1811 d.1895 Namslau, Opole, Poland}

		^{Gustav Bielschowsky}^{b.1850 d.1895 Breslau, Poland}	^{Rosalie Schweitzer}^{b.1812 d.1893 Namslau, Opole, Poland}

	^{Ludwig Bielschowsky}^{b.1891 d.1957 Wiesbaden, Germany}		^Louis Sachs^{b.1820 d.1868 Breslau, Poland}

^{Eberhard Bielschowsky}^{b.1923 Berlin, Germany d.}		^{Rosette Sachs}^{b.1858 d.1939 Berlin, Germany}	^{Auguste Bielschowsky}^{b.1829 d.1877}

^{Arved Bielschowsky}^{b.1927 Berlin, Germany d.2000 Farges, France}			^{Robert Bielschowsky}^{b.1831 d.1894 Oels, Wroclaw, Poland}

		^{Carl Israel Bielschowsky}^{b.1861 d.1919 Oels, Wroclaw, Poland}	^{Elfriede Lippmann}^{b.1835 d.1904 Oels, Wroclaw, Poland}

	^{Marianne Bielschowsky}^{b.1900 d.1965, France}

		^{Rosa Sara Romann}^{b.1872 d.1912 Oels, Wroclaw, Poland}