jesse fink foundation. the hkh foundation. barbara g. fleischman. and by our sole corporate sponsor, mutual of america, designing customized individual and group retirement products. that's why we're your retirement company. [bellings] [bird chirping] >> appraiser: now this looks like a very, very old thing indeed. tell me about it. >> man: well, i was out detecting with three friends in a field one evening, and it was just getting to dark, so it was time to go home, so i just carried on walking to the car, got a beep from the metal detector, dug it up, pulled it out, and said, "blimey". we didn't quite realize how old it was until i got it under the light. >> appraiser: and then the pulse was quickening. how long was it before you realized it was something really ancient? >> man: looked through a few books, most metal detectors have a collection of books, and i realized it was probably medieval. and so the next stage is, hand it in to the treasurer. >> appraiser: when something's made of precious metal, and it's over 300 years old, you have to submit it to your fines officer at the museum, don't you? >> man: yes. >> appraiser: and i should think the fines officer was pretty overwhelmed? wasn't he or she? >> ma