VERY old mouthpiece, is it safe to use? I'll give some backstory in comments : r/trumpet

Sax Mouthpiece Q&A with Jody Espina - McGill Music Sax School Online

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The Definitive Guide to Saxophone Section Playing » Best. Saxophone. Website. Ever.

Thoughts on using a trumpet mouthpiece as a bowl? (Will it give me cancer?) : r/StonerEngineering

History of Kapp & Peterson – Page 4 – Peterson Pipe Notes

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VERY old mouthpiece, is it safe to use? I'll give some backstory in comments : r/trumpet

AskTamara: Q. Could A Vintage Leaded Brass Mouthpiece Cause Kidney Failure In A Trumpet Player? A. Maybe

Selmer Supreme Tenor Review –