The Bach Legend

Guide to Dating Bach Trombones

Please use this chart in determining the approximate age of Bach trombones based on serial numbers.

Year

1933
1935
1940
1942
1945
1950
1955
1960
1961
1964
1965
1970
1975
1977
1979
1981
1983
1985
1990
1994		 Serial Number

200
400
1,600
2,200
2,500
3,450
4,500
5,700
5,950
6,900
8,000
11,800
17,500
25,000
39,000
45,000
55,000
65,000
91,000
115,000
Other Relevant Dates
1918
1922
1924
1928
1928
1953
1961
1965 		Vincent began mouthpiece production in NYC.
Moved to second factory.
First trumpets completed.
Trombone designs completed.
Moved to 3rd factory in the Bronx.
Moved to factory in Mount Vernon, NY.
Vincent Bach Corp. Purchased by Selmer.
Production began in Elkhart