The "Nevada Casino Promotional Tokens" guide lists 5 of these plastic tokens. Yellow (drilled), orange (un-drilled), blue (un-drilled), black (drilled) and red (drilled).

From my collection, I have these versions:

I apologize about the poor scan. I think my scanner may be on it's last leg!)

I have traders, as follows:

red (drilled)
black (drilled)
green (drilled)
blue (drilled)
yellow (drilled)

I only have one color of blue. Can you show your two different, please?

I guess I'm looking for a blue and yellow un-drilled.

Thanks,

Jim