- Hawkes and Son (London)
- ca. 1914
- University of Illinois at Urbana-Champaign, University Library
B flat. Fair - valves frozen, there is a blockage in the tubing that needs cleaned out, some of the silver plating is worn away. Excelsior Sonorous Class A, Hawkes 2 model F silver-plated mouthpiece included.
- Brass, silver, pearl