. . "John Carter of Mars is a fictional Virginian transported to Mars, and the initial protagonist of Edgar Rice Burroughs' Barsoom stories. His character is enduring, having appeared in various media since his 1912 debut in a magazine serial. The 2012 Disney-made feature film John Carter marked the 100th anniversary of the character's first appearance."@en . . . "John Carter"@en . . "John Carter of Mars"@en . . . "A Princess of Mars" .