Slightly off topic but of interest to subcontrabassists. The very rare octocontra-alto clarinet has recently been recorded for the first time.
Unfortunately there are no sound clips of the larger octocontrabass clarinet (centre and below right) That plays down to Bb0 15 Hz.
![leblanc_clarinet_family.jpg](http://webspace.webring.com/people/ea/allreeds/leblanc_clarinet_family.jpg)
Unfortunately there are no sound clips of the larger octocontrabass clarinet (centre and below right) That plays down to Bb0 15 Hz.
![8clar.gif](http://www.contrabass.com/pages/8clar.gif)