Benedikt Eppelsheim Wind Instruments: Builds very large and very small mostly prototypical instruments. Includes contact information.
Jim Schmidt's New Saxophone Design: A radically new sax design with an improved fingering system and tonal characteristics.
Julius Keilwerth Saxophones: Products, features and benefits, detailed technical information, manufacturing video clips, and fingering charts.
Leblanc Saxophone Catalogue: Information on Yanagasawa and Vito saxophones.
Rampone and Cazzani: Italian. Provides catalog and history.
Yamaha Corporation of America - Saxophones: Lists instruments by size. Includes images and model features.