Was their a trial? Doesn't their have to be proof they are stolen? Due process?
"Was their a trial? Doesn't their have to be proof they are stolen? Due process?"
Yes, yes, and yes. Hell, this woman's father was the fence for the thief!
It's kind of an inescapable logical conclusion - they were never released to anyone outside the Mint, so the only way they coould have left the Mint was if someone stole them, they left the Mint - ergo, they're stolen.
Sure, and she will sue for their return. As they were never issued and could only have been stolen, she will lose, like those who have things that before WWII were in European Museums and ended up in GI's homes.