Art Knife Collector's Association -
http://www.artknife.com/
For makers and collectors of custom made or unique art knives. Publishes monthly newsletter.

Balisong.net -
http://www.balisong.net/
Information for collectors and hobbyists about the Balisong, known as the Filipino butterfly knife. History and techniques included.

British Knife Collectors Guild -
http://www.bkcg.co.uk/
Offers sale of sporting knives and collectible cutlery. Includes knife guide, catalog, and related links.

Busse Museum -
http://www.badmojo.tv/
Contains past and present models of Busse Knives.

Guild Knives-
http://www.guildknives.com
From the Don Guild Collection. Collector offers some of his current pieces for sale.

Maan's Bayonet Collection -
http://www.wideopenwest.com/~csmaan/
Features photo gallery from a bayonet collecting hobbyist including US, German, British, Siam, and Indian.

The Automatic Knife Association -
http://members.aol.com/akaswitchblades/index.html
Quarterly newsletter concerning history and new developments.

The Balisong Times-
http://balisongtimes.com/
Offers pictures, reviews and comments on balisongs past and present.