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 |
August Wolff b.1860 d.1916 | ||||||||
Hans Wolff b.1888 d. | ||||||||
Friedrich (Fritz) Wolff b.1890 Hannover, Germany d. , Brazil | Jacob Louis Bielschowsky b.1805 d.1892 Oels, Wroclaw, Poland | |||||||
Else Wolff b.1891 d.1942 Theresien, Czech Republic | Adolf Bielschowsky b.1833 d.1898 Breslau, Poland | Henriette Ehrlich b. Wodzislaw Slaski, Poland d.1891 Oels, Wroclaw, Poland | ||||||
Olga Bielschowsky b.1865 d.1911 Breslau, Poland | Seelig Bielschowsky b.1811 d.1895 Namslau, Opole, Poland | |||||||
Friederike Bielschowsky b.1839 d.1908 Breslau, Poland | Rosalie Schweitzer b.1812 d.1893 Namslau, Opole, Poland | |||||||