Tintin (character) with word balloons, in which he depicted a boy and a little white dog. Abbe Wallez thought that these characters could be developed further, and asked Hergé to use characters like these for an adventure that could be serialised in . Hergé agreed, creating "The Adventures of Tintin" as a result. Images of Tintin and Snowy first appeared in the youth supplement on 4 January 1929, in an advert for the upcoming series. However, Hergé would later insist that Tintin would only be "born" on 10 January 1929, when "Tintin in the Land of the Soviets" began to be serialised
Tintin (character) from his stories." It is this sense of humour that makes the appeal of Tintin truly international. "The Adventures of Tintin" was one of the most popular European comics of the 20th century, and it remains popular today. By the time of the centenary of Hergé's birth in 2007, "Tintin" had been published in more than 70 languages with sales of more than 200 million copies. The study of Tintin has become the life work of many literary critics, observers sometimes referring to this study as "Tintinology". A prominent literary critic of Tintin is Philippe Goddin, "Belgium's leading authority on