http://stamps-online.org/blog Stamp Collecting Sat, 29 Dec 2007 16:32:39 +0000 http://backend.userland.com/rss092 en Even before many philatelists thought up the hobby of stamp collecting, it is rather obvious that the act of exchanging letters through a centralized system that would recognize stamps as payment to cover carriage costs would have to be put in place. The American Philatelic Society (APS), which is the ... http://stamps-online.org/blog/?p=7