After Lying In An Attic For Years, This Antique Vase Went On To Make History At An Auction

The Box In Attic

As she carried out the cleaning and dusting of the house she came across different and old showpieces owned by the initial inheritors. Some amazed her and some were directly thrown to the garbage. She goes to the attic and found an old shoebox. She randomly opens the box to find something which shocks her for a while. What was there in the box in the attic?