

The name of his character was derived from the names of Dutch soccer legends Kick Smit, Faas Wilkes and Abe Lenstra, while the artwork was inspired by Ray Gotto, the author of the American baseball comic 'Ozark Ike'. The comic was published in periodicals like Ketelbinkie Krant/Robs Vrienden and several newspapers. Wilstra's motto "always straight ahead" was the slogan for a whole generation. Wilstra, the legendary comic sportsman, with impressive physical qualities, feeling for justice, and entrepreneural skills, was the ideal image for many Dutch youths of the post-World War II years of reconstruction. In 1949, Sprenger made the first episodes of his newspaper strip 'Kick Wilstra'. 'Piloot Storm' also ran in the Flemish children's magazine 't Kapoentje and as 'Le Pilote Tempête' in its French-language sister magazine Le Petit Luron. Six small books were published of 'Piloot Storm' by the Tukstra biscuit factory, and six subsequent ones by the publishing house De Vlijt. Sprenger soon found his first success with the aviation war comic 'Arend Stork', which was soon restyled to 'Piloot Storm', in which more science fiction elements were introduced. 'Piloot Storm' (Tom Poes Weekblad, 1949). Sprenger was also present in Tom Poes Weekblad with 'Monus, de Man van de Maan', a story with a script by A.D.


An adaptation of this book was published in Pum Pum weekly and the IVIO-jeugdblad. In 1948, he illustrated the book 'Patave het Holenjong'. Shortly after the War, he made his first comic, 'Demoneneiland'. He also made drawings for Metro, that was printed by the illegal press. During World War II, he worked at the animation department of the Toonder Studios in Amsterdam.

Sprenger was born in Oostknollendam, in the Zaan area, and briefly attended art classes. Henk Sprenger is one of the classic Dutch comic artists, and the creator of the popular soccer strip 'Kick Wilstra'.
