Five Clarinets Wish You a Happy Birthday!

Birthdays today : Johann Christoph Denner (August 13, 1655 – April 26, 1707), was a famous woodwind instrument maker of the Baroque era, to whom the invention of the clarinet is attributed. https://en.wikipedia.org/wiki/Johann_Christoph_Denner http://inventors.about.com/od/cstartinventions/a/Clarinet.htm