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

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

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

Markus Blattner's Gallery
A gallery of custom and production knives with a focus on integral locking knives.
http://hersir.homestead.com/HersirsHome.html

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

Bryan Sander's Pocket Knives Guide
Learn about collectable folders. Includes descriptions, illustrations, and tips for collectors.
http://www.allaboutpocketknives.com

Case Classics Club
History and photos regarding the 36 patterns of the "Case Classic Knives".
http://caseclassicsclub.com

Khukuri House
For handmade genuine Gurkha knives and original Nepalese khukuris.
http://www.khukurihouseonline.com

Busse Museum
Contains past and present models of Busse Knives.
http://homepage.mac.com/zombiekiller/badmojo/index.html

IQKnives
Investment grade knives, includes pieces by Loveless, Emerson, Steinau, Walker.
http://www.iqknives.com