You can buy these on the site which shall not be named for 99 cents to $2.85 apiece.
Currently working on:
Australia type set
Canada type set
Three from each country (up to 416!)
UK 20th and 21st century IHC
certified MS-62 or better, Capital Plastics Fine or better, Dansco Fine or better, Dansco any x3, and Coin Board for wall display, any grade. (I may be a tad obsessed)