help figuring out how old my dauhters flute that i bought is

[MarKas25]

hello i had bought my daughter a flute and all the person could tell me was its old and made from silver. and the only markings on it are
Bundy
selmer
u.s.a
355470
and the only thing on the case is a bundy logo, no paper work o any othr markings

[pied_piper]

That would have been made around 1957. Here is a list of Bundy Serial numbers.

Bundy Serial Number List