Between 1959-1960
That would be the serial number which can be used to date the instrument. Your Boosey and Hawkes trumpet was made around 1964 according to that serial number.
I think the value of your trumpet depends more on the model of your trumpet, how old it is and of there's any dents or if any part of your trumpet docent work.
The value of the trumpet mostly depends on what condition it is in. Say the valves or the tuning slides are all seized up, the trumpet would not be worth much. But it really depends on the buyer.
Best estimates would put your trumpet manufacture date in the range February 1964 to February 1965.
Best estimates put this trumpet as being manufactured around 1958-1959.
The Conn 22B trumpet with the serial number 5,760,742 is likely from the year 1974. Conn's serial number production records indicate that the company produced instruments in that range during the early to mid-1970s. For a more precise identification, it's often helpful to consult specific manufacturer records or databases.
To determine the manufacturing date of a MJ Kalashen trumpet with the serial number 381B, you would typically need to consult a specific serial number chart for that brand. Unfortunately, I don't have access to such charts. You may want to reach out to the manufacturer or check online forums dedicated to brass instruments for more detailed information regarding the serial number's date of production.
The serial number does not tell us which trumpet this is only it's year of manufacture which I guess to be around 1967. Conn made varying qualities of trumpet which were built to different specifications and prices. Some have value in the vintage market and some do not.Some of the trumpets they made are:Conn 14B Director36B28B22BVictor Coprion bellAnd that's just a few.use the link to identify the model you have and resubmit a new question.
Normally a Bb trumpet would be considered the highest pitched but really it's a piccolo trumpet. A small trumpet with four valves
There's no way to tell you how much your trumpet is worth without seeing it in person... The value of a trumpet doesn't just depend on what brand it is. It depends on age, condition, playability, among other things. If you contact a reputable instrument repair shop in your area, they can likely either tell you how much it would be worth, or give you a rough estimate.
Why would you be on this page being oblivious to what a trumpet sounds like
Gideon in the bible would have used an animal horn as a trumpet.