bell reads Class A Trademark Distin (with horn and banner) Patent Light Valve Boosey & Co. Makers 295 Regent St. London 25785 W A Pond & Co Sole Agents For The USA New York
464
Helicon
Boosey-Hawkes
322xx
pre 1891
Eb
Engraved
Root & Sons Music Co., General Agents for the US, Chicago
On Valve: Class A Distin.