Federal Gun Laws
Below are some important Federal Gun Laws:
Gun Control Act
http://www.gpo.gov/fdsys/pkg/USCODE-2011-title18/pdf/USCODE-2011-title18-partI-chap44.pdf
National Firearms Act
http://www.gpo.gov/fdsys/pkg/USCODE-2011-title26/pdf/USCODE-2011-title26-subtitleE-chap53.pdf
Arms Export Control
Federal Explosives Laws
http://www.gpo.gov/fdsys/pkg/USCODE-2011-title18/pdf/USCODE-2011-title18-partI-chap40.pdf
General Firearm Information from the ATF
http://www.atf.gov/content/Firearms/firearms-industry
Searchable database of Federal Guns Laws from the Law Center to Prevent Gun Violence
http://smartgunlaws.org/search-federal-gun-law/