Antique Ivory Gambling Chips. Discuss Antique Ivory Gambling Chips, on ChipTalk.net the place to go for your Poker chips and gambling tips. Read it in History of Poker Chips.
Also, you may remember a while back on thp there was someone(fluffycat) who had a whole crap load of those, I think he did a lot of research on them before it was all over. Here is the thread, there might be some info in there or you could pm him...