![Brief Notes on Piston Valve Horns | Horn Matters | A French Horn and Brass Site and Resource | John Ericson and Bruce Hembd Brief Notes on Piston Valve Horns | Horn Matters | A French Horn and Brass Site and Resource | John Ericson and Bruce Hembd](http://hornmatters.com/wp-content/uploads/2008/05/hawkes.jpg)
Brief Notes on Piston Valve Horns | Horn Matters | A French Horn and Brass Site and Resource | John Ericson and Bruce Hembd
![A quick look at a vintage horn with piston valves | Horn Matters | A French Horn and Brass Site and Resource | John Ericson and Bruce Hembd A quick look at a vintage horn with piston valves | Horn Matters | A French Horn and Brass Site and Resource | John Ericson and Bruce Hembd](https://i0.wp.com/hornmatters.com/wp-content/uploads/2017/03/IMG_1617-300x269.jpg?resize=300%2C269)
A quick look at a vintage horn with piston valves | Horn Matters | A French Horn and Brass Site and Resource | John Ericson and Bruce Hembd
![French Horn made by Alexander, (unlaquered instrument), with Rotary valves, and B flat valve Stock Photo - Alamy French Horn made by Alexander, (unlaquered instrument), with Rotary valves, and B flat valve Stock Photo - Alamy](https://c8.alamy.com/comp/K0RP61/french-horn-made-by-alexander-unlaquered-instrument-with-rotary-valves-K0RP61.jpg)