If there is a date. Which will be real small. We can at least give you an idea if they stil use them. Token experts can tell you if they have changed the Hilton pieces out yet. If they are obsolete you are not supposed to play them. If the cage takes them then they are good. I guess thats the easiest answer.
If Bugsy $100 chips $10,000 each but by the box down to $500 ea. That would be a find! Especially the rumored white $100 diecut Bugsy!