SPAH - Society for the Preservation and Advancement of the Harmonica
Pat Missin - Harmonica Scholar, Customiser, and Legend
Pat Missin's "Books of Uncommon Interest" - Very pleased that he has included "Primacy of the Ear"
HarpOn - a great harmonica reference site
Jon Kip - a player that I appreciate
jazzharmonica.org - Proprietor Wim Dijkgraaf. Where jazz harmonica players hang out and exchange notes.
Alfred Hirsch - An excellent "Dimi Blues" Harp Player
Rob Paparozzi - Soulful performer, singer, harmonicist
PT Gazell - Tasteful, talented harmonica player with his own methodology
Jason Rosenblatt - An impressive Klezmer and Jazz player