Well, I don't know if you are still looking for icons, but I came across these:
http://www.iconfinder.com/search/?q=iconset:super-mono-sticker
There are tons of them that cover a variety of subjects, and they all match.
http://www.iconfinder.com/search/?q=iconset:super-mono-sticker
There are tons of them that cover a variety of subjects, and they all match.