Technical description: Silver-plated brass. With short curved bit. Valve type: 3 Périnet valves.
题述 :
Inscribed on bell "L.P." / hawk-and-trumpet trademark / "Boosey & Hawkes Ltd / Makers / 295 Regent St / London W1. / 149373 /
D.Y.R.M.S. / 8."; on side of 2nd valve casing "116320".
