This is a Contrabass Clarinet and it sounds utterly monstrous

A true outlier in #clarinet history. 🎶 This is a Leblanc BBb ‘A-Series’ Contrabass Clarinet, Serial Number 33 — one of the very first contrabass clarinets Leblanc ever made. This early paperclip-style prototype differs noticeably from later production models, with extra mechanical features you rarely (or never) see: a unique altissimo vent through the right Ab key, full right-hand trill keys, and forked Ab and Eb fingerings. The regulation is a little quirky, but that’s part of what makes this