https://www.numismaticnews.net/archive/krause-publications-releases-modern-commemorative-coins
Krause Publications Releases Modern Commemorative Coins - Numismatic News
Jun 29, 2010 - In recent years, the state quarter program and rise of Internet coin trading has created increased demand for modern commemorative coins. Author Eric Jordan...
krause publicationscommemorative coinsnumismatic newsreleasesmodern