 The Black Island ( French : L 'Île noire ) is the seventh volume of The Adventures of Tintin , the comics series by Belgian cartoonist Hergé . Commissioned by the conservative Belgian newspaper Le Vingtième Siècle for its children 's supplement Le Petit Vingtième , it was serialised weekly from April to November 1937 . The story tells of young Belgian reporter Tintin and his dog Snowy , who travel to England in pursuit of a gang of counterfeiters . Framed for theft and hunted by detectives Thomson and Thompson , Tintin follows the criminals to Scotland , discovering their lair on the Black Island . 
