This is a 6×4 color picture postcard from “Star Trek” signed in black and silver felt tip inks by Nichelle Nichols, James Doohan, Walter Koenig & George Takei. It comes with a LOA from Todd Mueller’s Autographs. Star Trek is an American science fiction media franchise created by Gene Roddenberry, which began with the series of the same name and became a worldwide pop-culture phenomenon. Since its creation, the franchise has expanded into various films, television series, video games, novels, and comic books, and it has become one of the most recognizable and highest-grossing media franchises of all time.