Posted by Chuck(G) on July 24, 2003 at 16:08:16:
Below is a link to a web page that shows the construction of the Holton short-stroke valves. Enjoy!
(BTW, Larry, this is where the 190 bell went. I'll have photos of the whole horn after I get a chance to buff and rag it out. After buffing that bell, I want to take a break from digging tripoli dust outa my ears.)