| (1800) | Euphonium in B-flat, 3-valve. | H.D. Douglas, Glasgow, 1870-1908 {40819}. |
| (3720) | Euphonium in B-flat, compact model. | Salvationist Publishing & Supplies, St Albans, c 1920 {14596}. |
| (4536) | Baryton in B-flat, 3-valve. | Arthur Gläzer, Erlbach, Germany, 1942. |
| (1675) | Euphonium in B-flat, 3-valve. | J.B. Mayers & Sons, Manchester, c 1900 {1046}. |
| (2733) | Euphonium in B-flat, 3-valve double principle. | Besson & Co, London, c 1912 {94762}. |
| (5760) | Euphonium in B-flat, 3-valve compensating. | Boosey & Co, London, 1894 {45679} |
| (4470) | Saxhorn basse [euphonium] in B-flat, 4-valve. | Adolphe Sax, Paris, 1863 {26222}. |
| (4273) | Saxhorn basse [euphonium] in B-flat, 4-valve. | Adolphe Sax, Paris, 1865 {30497}. |
| (5916) | Saxhorn basse [euphonium] in B-flat, 4-valve in-line. | Aug. Courtois Aîné, c 1865. |
| (198) | Euphonium in B-flat, 4-valve. | Rudall, Rose, Carte & Co, London, 1862-78 {1253}. |
| (2951) | Euphonium in B-flat, 4-valve. | Couesnon, Paris, 1900 or later. |
| (2776) | Euphonium in B-flat, 4-valve in-line. | J. Higham, Manchester, 1882 or soon before {31421}. |
| (3721) | Baryton [euphonium] in B-flat, 4-valve. | Kruspe, Erfurt, p 1864, probably c 1900 {4106}. |
| (3412) | Kaiserbaryton [euphonium] in B-flat, 4-valve. | Cervený, Königgrätz, 1891-1901. |
| (5715) | Euphonium in B-flat, 4-valve double principle. | Besson & Co, London, 1897 {58447}. |
| (2108) | Euphonium in B-flat, 4-valve double principle / compensating. | Besson & Co, London, c 1909 {89480}. |
| (4619) | Basse [euphonium] in B-flat + F, 4-valve compensating. | Gautrot, Paris, 1865 or soon after. |
| (2732) | Euphonium in B-flat, 4 valves, partly compensating. | Hawkes & Son, London, c 1921 {44368}. |
| (3414) | Euphonium in B-flat, 4-valve compensating. | Boosey & Co, London, 1928 {133828}. |
| (4667) | Euphonium in B-flat, 4-valve compensating. | Boosey & Hawkes, London, 1961-62 {336708}. |
| (4507) | Bass Orpheon [euphonium antoniophone] in B-flat, 4-valve compensating. | Boosey & Co, London, 1888) {35855}. |
| (2771) | Euphonium in B-flat, 5-valve. | Higham, Manchester, c 1886 {38128}. |
| (3415) | Euphonium in B-flat, 5-valve. | F. Besson, London, 1891 {48389}. |
| (2950) | Euphonium in B-flat, 5-valve. | Besson & Co, London, probably 1899 {65796}. |