Codabow Web Site:  www.codabow.com

Arcus Web Site:  www.arcus-bow.de

JonPaul Web Site: www.jonpaulbows.com/

Arcos Brazil: www.arcosbrazil.com

Heinrich Gill Instruments: www.gill.de/English/stringinstruments.html

Strings Magazine: www.stringsmagazine.com

Violin Resources: www.violinist.com