We have a few over at MW you can use in our Royalty-Free Pics area. I think there's one of dice, one of playing cards on a table, possibly a couple more.
http://www.mainstreamwebmasters.com/...p?name=4nAlbum
Only this is you'll need to register to get them. Sorry about that, but when the section was open, bots started to come by to download everything, so we had to "put a gate" on it.