Hello,
May I have your opinions about this EK1. It looks like a brass core, but it is magnetic. There is no maker marks.
I was told it's from Zimmermann, but I'm not very sure.
Thanks in advance.
May I have your opinions about this EK1. It looks like a brass core, but it is magnetic. There is no maker marks.
I was told it's from Zimmermann, but I'm not very sure.
Thanks in advance.
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