Some scarcer chips as well as some more common that you might need. Closing on ebay Sunday. Here's a preview of what's there-- all 50c, $1, and $2.50 denominations. Check out the Horseshoe 2.50 from Reno.

The two Chipcos are the textured surface type that was issued earlier. Both those shown have a later issue with smooth surfaces.

The Peppermill set is not made up of miniature chips; I just wanted to get the whole set in the space allowed for the picture in the search results.