Margot Kosterlitz, b: 1904

^{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}


			^{Eduard Bielschowsky}^{b.1822 d.1887 Carlsruhe, Opole, Poland}

		^{Louis Bielschowsky}^{b.1858 d.1925 Carlsruhe, Opole, Poland}	^{Henriette Friedländer}^{b.1824 d.1897 Carlsruhe, Opole, Poland}

	^{Erich Bielschowsky}^{b.1897 Opole, Opolskie, Poland d.1942 Izbica, Poland}

^{Clare (Klärchen) Bielschowsky}^{b.1928 Karlsruhe, Germany d.1942 Izbica, Poland}		^{Hulda Silberberg}^b.1861 d.

^{Ruth Bielschowsky}^{b.1932 Karlsruhe, Germany d.1942 Izbica, Poland}



	^{Margot Kosterlitz}^{b.1904, Germany d.1942 Izbica, Poland}