Happy 40th birthday Star Wars! Today, fans around the world are celebrating the theatrical release of A New Hope, which first hit theaters across America in 1977. With new films such as The Force Awakens, Rogue One and soon The Last Jedi, a whole new generation is enjoying the franchise a new. But even after 40 years, George Lucas’ original trilogy still feels timeless. That’s why historic collector’s items—from posters and toys to comics and movie props—are hotter than ever among diehard fans, self-identified Jedi and even those viewers who have embraced the Dark Side. In honor of the influential franchise’s big 4-0, here is a look at some of the rarest and most important collector’s items in Star Wars history which have passed through the hallowed halls of Heritage, the world’s largest collectibles auctioneer. Use the force, and you might just stumble upon one yourself.