Good place to purchase bike framesets?

Does anyone know of a shop in Chicago or maybe an online store where I can purchase a track frame. I have searched Ebay and Craigslist with no luck. I was hoping to purchase a KHS Flite 100 frameset (Don't really like the 2015 KHS Flite 100) or a Jamis Sputnik frameset. I wanna start a build sometime in the near future. Maybe even a Bianchi Pista or Iro Angus.

I'm curious to see if there are any online stores or shops in Chicago that have a great selection of framesets.

Any help would be greatly appreciated!