Arizona State University
Arizona State University: Why Was the Valve Invented?
Dr. Ericson holds firm to his beliefs that the valve was not invented as "a mere crook changing device." Dr. Ericson embraces the idea that the "co-inventors of the valve clearly intended to perfect the brass instruments by making them...
Arizona State University
Arizona State University: Natural Horn & Its Technique
Arizona State's descriptions of the horn are broken up by illustrations of the horn, players, and music. There is a big discussion of crooks (not the kind that go to jail), but the kind that are made when you bend metal! The author notes...