I just went through my set and found a couple more traders if anyone's interested...

Qty - $1 Casnio, Location, Condition
-----------------------------------------------
1 - $1 Bally's Paris, Las Vegas, New
1 - $1 Luxor, Las Vegas, New

I also found a $2.50 Indiana Gaming Company from Lawrenceburg, IA in Average condition if anyone's interested.

Plus I still have the following from the previous post...

Qty - $1 Casnio, Location, Condition
-----------------------------------------------
1 - $1 Mandalay Bay, Las Vegas, New
1 - $1 Tropicana, Las Vegas, New
1 - $1 Rainbow Casino, Vicksburg, Average
2 - $1 Harrah's, Vicksburg, New
1 - $1 Harrah's, Laughlin, SU
2 - $1 The FunShips (Cruise), one SU/one Average
1 - Mazatzal Indian casino, Average