| (2825) | Mouthpiece for alto trombone. | Probably Britain, late 19th or early 20th century. |
| (4402) | Mouthpiece for tenor trombone. | F. Besson, London, late 19th or early 20th century. |
| (4403) | Mouthpiece for tenor trombone. | Rudy Mück, England, mid 20th century. |
| (4084) | Mouthpiece for fiscorn. | Probably Spain, 20th century. |
| (2962) | Mouthpiece for tenor trombone. | The Salvation Army, St Albans, mid 20th century. |
| (1771) | Mouthpiece for tenor trombone. | Probably third quarter of the 20th century. |
| (3005) | Mouthpiece for tenor trombone. | Vincent Bach Corporation, New York, mid 20th century. |
| (2961) | Mouthpiece for baritone. | Hawkes & Son, London, late 19th or early 20th century. |
| (637) | Mouthpiece for tenor trombone. | Hawkes & Son, London, late 19th century. |
| (3833) | Mouthpiece for tenorhorn. | Possibly U.S.A., late 19th or early 20th century. |
| (2803) | Mouthpiece for tenor trombone. | Conn, Elkhart, Indiana, U.S.A, c 1925. |
| (3009) | Mouthpiece for tenor trombone. | Probably Britain, mid 20th century. |
| (3163) | Mouthpiece for clairon basse (bass bugle). | Probably France, second half of the 19th century. |
| (1289) | Mouthpiece for tenor trombone. | Vincent Bach Corporation, New York, mid 20th century. |
| (701) | Mouthpiece for tenor trombone. | W. Monke, Cologne, 1970 or earlier. |
| (3730) | Mouthpiece for trombone. | J. Higham, Manchester, late 19th or early 20th century. |