The Secret of the Unicorn Rackham's looks and costumes were also inspired by the character, Lerouge, who appears in C. S. Forester's novel, "The Captain from Connecticut", and by the 17th-century French buccaneer Daniel Montbars. The name of Marlinspike Hall— in French—was based upon the name of the real Belgian town, Sart-Moulin. The actual design of the building was based upon the Château de Cheverny, albeit with the two outer wings removed. In introducing Francis Haddock to the story, Hergé made Captain Haddock the only character in the series (except Jolyon Wagg, introduced later) to have a family and an ancestry. "The Secret of the
Tintin (character) uncomplicated as the story line". Hergé never explained why he chose Tintin as the character's name. He had previously made use of alliteration with the name of his previous character, Totor. Michael Farr speculated that Hergé had adopted it from Rabier's "Tintin le lutin", although Hergé insisted that he did not learn of this book until 1970. Farr commented that "Tintin" was probably the character's surname, as other characters, such as his landlady, occasionally refer to him as Mr. Tintin (as printed on his doorbell). Conversely, Assouline asserted that it could not be his surname, because he lacked a family.