The latest issue of “La Scena Musicale”, a big Montreal music magazine, has an article about the Bohlen-Pierce system and the BP clarinet. During one of my stays in Montreal, author Marc Chenard asked me and my colleague Todd Harrop for interviews and turned them into a concise article.
For the English version, press here and scroll to page 10.
For the French version, press here and scroll to page 14.
Furthermore, Marc Chenard led an interview with clarinet maker Stephen Fox (Toronto) who is the one to make Bohlen-Pierce clarinets. You can find the interview on the Scena Musicale blog.