Seriennummer - Buescher / Bundy
| Serial Number | Year Manufactured |
| 5,000 | 1905 |
| 5,020 | 1906 * |
| 6,610 | 1907 * |
| 7,808 | 1908 * |
| 8,580 | 1909 * |
| 11,250 | 1910 |
| 13,685 | 1911 * |
| 15,870 | 1912 * |
| 18,178 | 1913 * |
| 22,860 | 1914 * |
| 25,103 | 1915 (Union Label) |
| 28,875 | 1916 * |
| 32,350 | 1917 * |
| 37,540 | 1918 * |
| 46,975 | 1919 * |
| 61,255 | 1920 |
| 78,525 | 1921 * |
| 99,275 | 1922 * |
| 125,750 | 1923 * |
| 150,250 | 1924 * |
| 175,275 | 1925 |
| 202,350 | 1926 * |
| 222,175 | 1927 * |
| 235,250 | 1928 * |
| 275,275 | 1929 * |
| 255,250 | 1930 |
| 260,125 | 1931 * |
| 264,025 | 1932 * |
| 265,523 | 1933 * |
| 267,356 | 1934 * |
| 269,000 | 1935 |
| 272,896 | 1936 * |
| 279,300 | 1937 * |
| 2?4,418 | 1938 * |
| 288,024 | 1939 * |
| 291,000 | 1940 |
| 294,12? | 1941 * |
| 297,527 | 1942 * |
| 303,000 | 1945 |
| 312,000 | 1948 * |
| 316,000 | 1949 * |
| 332,000 | 1950 |
| 337,000 | 1951 * |
| 347,000 | 1952 * |
| 350,000 | 1955 |
| 360,000 | 1960 |
| 381,000 | 1963 (Purchased by Selmer USA) |
| 408,818 | 1965 |
| 520,000 | 1970 |
| 630,000 | 1975 |
| 785,000 | 1980 |
| 875,000 | 1983 |