Springfield Armory National Historic Site
- Landmark facility where many important technological advances in small arms were developed. Visitor information, directions, events, history and collection gallery.
- http://www.nps.gov/spar/

Research Press
- Resource for firearms history, target shooting and the British military.
- http://www.researchpress.co.uk/

Sourland Mountain Muzzleloaders
- Non-profit, educational organization, preserving American heritage through living history and safe use of muzzle loading firearms. Groups, event schedule, forum, links, guest book and contact page.
- http://www.sourlandmountain.com/

Long Range Muzzle Loader
- Forum for those interested in the history and shooting small bore rifles. Articles, book store, event calendar.
- http://www.lrml.org/