These are a few links to various web sites of interest to musicians and bowmakers alike:

• Pernambuco wood, Caesalpinia echinata is traditionally used to make fine modern-style bows. However, this wood is being increasingly harvested in what some consider an unsustainable pace and was given an Appendix II listing by CITES. An organization called the International Pernambuco Conservation Initiative (IPCI-USA) has been formed to help examine and work towards truly sustainable usage of pernambuco.
• The American chapter of the IPCI at ipci-usa.org
• The Musical Instrument Makers Forum at mimf.com
• Violin Society of America at vsaweb.org
• American Federation of Violin and Bow Makers at afvbm.org