IDENTIFICATION HELP WANTED

[Pepper06]

Hello, i'm looking for help identifying this button.

 

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[nkellam22]

Not very old
I would say the second half of the 20th century

 

[DCMatt]

Not very old
I would say the second half of the 20th century

Agree. Half dome, self shank button. 1950's - 60's give or take a decade.