Posted by Atienne Wheeler on December 08, 2001 at 13:28:27:
In Reply to: Glass tubas posted by BZ on December 08, 2001 at 12:03:10:
Manufacturers extract the glass into fibers, stablize it with a resin, and form it into the shape of the bells and large branches of instruments. Once painted white, a valve section is mounted and the unit is sold to schools and occasionally to short later middle-aged tuba players in professional brass quintets.