Larry Krantz Flute Pages is an all encompassing site and is a rich source of flute related information. This organisation is a wonderful resource.
Members have access to a huge library, cheap instrument insurance and much more.
Flute Acoustics - this site will help explain how a flute works, taken from Physics Today, Feb 2000 issue. Sanford Drelinger - a headjoint maker. I think my Drelinger headjoints are wonderful. David Straubinger - a flute maker and pad designer. Carolyn Nussbaum Music Co .- flute repairer and specialty store, also stocking my CDs.