1851 Great Exhibition: Official Catalogue: Class X.: Pace and Sons
517. PACE and SONS, 49 King Street, Westminster — Inventors and Manufacturers.
Cornopeans, trumpet, and valve horn. The improvements consist in the small diameter of the valves, the removal of angular turnings, and the hardness and quality of the metal employed.
[The modern brazen trumpet was invented at Nuremberg; but a similar instrument has been known from time immemorial.—H. E. D.]