Not so very happy with what Greg made of 'their' story, and with growing reluctance, Auclair finished the chapters on people marooned on ARROYOKA.
He made an illustration for the front-page of Kuifje/Tintin weekly announcing the third chapter (left). Between the publication of chapter 5 and 6 were 15 weeks. Apparently a re-introduction was deemed necessary (right).

 Some covers of publications in album: