IN PHOTOS: Pieces of Hollywood history up for auction
Film-TCM Auction

This combination photo shows actor Chris Hemsworth at the U.S. premiere of his film "Thor: The Dark World" in Los Angeles on Nov. 4, 2013, left, and a photo of the hammer from the film which will be going up for action July 15 through July 17 at Julien’s Auctions. (AP Photo, left, and Juliens Auctions via AP)
Film-TCM Auction

This combination of photos shows a tiara designed by Joseff of Hollywood and worn by Joan Collins in an episode of "Dynasty," and a portrait of Collins in New York in 1984. The tiara is among hundreds of Hollywood memorabilia going up for action July 15 through July 17 at Julien’s Auctions. (Juliens's Auctions via AP, left, and AP Photo/Richard Drew)
Film-TCM Auction

This combination photo shows Marilyn Monroe on the set of "Something's Got To Give," in Los Angeles in April 1962, left, and a custom-made pale pink silk blouse worn by Monroe in "Let’s Make Love." The items is one of many pieces of Hollywood memorabilia up for action July 15 through July 17 at Julien’s Auctions. (AP Photo, left, Julien's Auctions via AP)
Film-TCM Auction

This image released by Julien's Auctions shows an original Stormtrooper helmet used in the 1977 film "Star Wars: A New Hope." The items is one of many pieces of Hollywood memorabilia up for action July 15 through July 17 at Julien’s Auctions. (Julien's Auctions via AP)