Note: see also Asshole Resource Center Note #2: for a whole shit-load of information do a web search on the string: "RKBA", aka the Right to Keep and Bear Arms, which will pull up a ton of Second Amendment stuff.
National Firearms Association, "...dedicated to preserving the rights of all law-abiding gun owners with emphasis on those who choose to collect and shoot Class III (full-auto) firearms and their semi-automatic counterparts"