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
The Adventures of Tintin 60 Years of Adventure" (1989), "Tintin: The Complete Companion" (2001), "Tintin & Co." (2007) and "The Adventures of Hergé" (2007), while English television producer Harry Thompson authored "Tintin: Hergé and his Creation" (1991). Literary critics, primarily in French-speaking Europe, have also examined "The Adventures of Tintin". In 1984, Jean-Marie Apostolidès published his study of the "Adventures of Tintin" from a more "adult" perspective as "Les Métamorphoses de Tintin", published in English as "The Metamorphoses of Tintin, or Tintin for Adults" in 2010. In reviewing Apostolidès' book, Nathan Perl-Rosenthal of "The New Republic" thought that it was "not for the faint