You heard they found a bunch of her costumes in someone’s attic a few years ago, right? When the family who came across the trunks contacted the Alla Nazimova Society (having first looked up who this mysterious “Nazimova” was), they sent a photo of the one they’d opened, and the pearl headdress from Salome was sitting there right on top.
https://www.scpr.org/programs/offramp/2015/04/03/42226/long-thought-lost-costumes-of-silent-film-star-all/