Thank you GF that's the kind of information I was looking for. I'll get in touch with them.
EBay has them for anywhere from $400 - $1500 so it's hard to know what they're really worth.
You can do a Google Search about the rarity and why they're wavy but I couldn't find any good info about what to do once you find one, except for...
Ok so I've found a wavy 20c piece in my change and I'm after some info on its condition and value. Also how do I go about grading it as it is in...
Separate names with a comma.