B&F Hans Kotschka flugelhorn 3RV - likely made by Bohland & Fuchs and sold by Hans Kotschka in Aussig an der Elbe (now Usti nad Labem in northern Bohemia)

May 28, 2010
1. A stay view
2. Bell engraving
3. Detail
4. Bell view #2
5. Back view
6. Front view
7. Valve section view
8. Bell view