1877 Born in Groningen, The Netherlands

1896 Moves to Amsterdam, studies at the Academy of Applied Arts

1900 Becomes member of the Social Democratic Workers' Party

1902 Starts working for the social democratic satirical weekly Zondagsblad van Het Volk

1903 Establishes his reputation with cartoons on the great railway strike

1904 Publication of Onder zwart regime (Under black regime), a collection of cartoons in color

1906 First exhibition of original drawings

1907 The Zondagsblad is reorganized and renamed De Notenkraker

1909-1910 Long period of illness (tuberculosis)

1917 Publishes the article Kreet of mededeeling (Shout or information), an important contribution to the debate on poster design in the Netherlands

1918 Dies in Amsterdam

1919 Posthumous exhibition in the Stedelijk Museum of Amsterdam