Seriennummer - Boston Musical Instruments
| Serial Number | Year Manufactured | --- | Serial Number | Year Manufactured |
| 6200 | 1880 | --- | 15367 | 1901 |
| 6638 | 1881 | --- | 15731 | 1902 |
| 1882 | --- | 16085 | 1903 | |
| 7490 | 1883 | --- | 16439 | 1904 |
| 7916, (*8169) | 1884 | --- | 16937 | 1905 |
| 8342, (*8308) | 1885 | --- | 17435 | 1906 |
| 8768 | 1886 | --- | 17933, (*18000) | 1907 |
| 9249, (*9331) | 1887 | --- | 18287, 18431 | 1908 |
| 9730 | 1888 | --- | 18929 | 1909 |
| 10212, (*10354) | 1889 | --- | 19427 | 1910 |
| 10693 | 1890 | --- | 19925 | 1911 |
| 11135, (*11271) | 1891 | --- | 20426 | 1912 |
| 11576 | 1892 | --- | 20921 | 1913 |
| 12018 | 1893 | --- | 21419 | 1914 |
| 12460, (*12845) | 1894 | --- | 21917 | 1915 |
| 12901 | 1895 | --- | 22415 | 1916 |
| 13343 | 1896 | --- | 22913 | 1917 |
| 13785 | 1897 | --- | 23411 | 1918 |
| 14226 | 1898 | --- | 23909 | 1919 |
| 14668 | 1899 | --- | 24407 | 1920 |
| 15022 | 1900 | --- | *25000 | 1921 |