La merveilleuse aventure de Jojo, Josette et Joujou

A single-issue French comic from 1943, published by the Société Parisienne d'Édition, La merveilleuse aventure de Jojo, Josette et Joujou marks the debut of a long-running series centered on the titular trio. While its initial publication was a brief, standalone adventure, it established the characters and tone that would carry the series forward for decades. This debut is significant as the foundation of a beloved, enduring French comic property.