Twenty Thousand Leagues Under the Sea as an inhabitant of British Colonial India, "is an inhabitant of an oppressed country". Verne took the name "Nautilus" from one of the earliest successful submarines, built in 1800 by Robert Fulton, who later invented the first commercially successful steamboat. Fulton's submarine was named after the paper nautilus because it had a sail. Three years before writing his novel, Jules Verne also studied a model of the newly developed French Navy submarine "Plongeur" at the 1867 Exposition Universelle, which inspired him for his definition of the "Nautilus". The breathing apparatus used by "Nautilus" divers is depicted as an untethered version
20,000 Leagues Under the Sea (1954 film) financial risk to the studio should it flop. Upon the film's original release, "The New York Times" film critic Bosley Crowther gave it a generally positive review by stating that, "As fabulous and fantastic as anything he has ever done in cartoons is Walt Disney's "live action" movie made from Jules Verne's '20,000 Leagues Under the Sea.' Turned out in CinemaScope and color, it is as broad, fictitiously, as it is long (128 minutes), and should prove a sensation—at least with the kids." In his 1967 biography "The Disney Version", the critic, Richard Schickel, stated that James Mason was "superbly