✅ SOLVED Brass plate

[Roger Mn.]

Can anyone solve this?

 

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[pepperj]

Can anyone solve this?

How big is it?

 

[Retired Sarge]

Don't know what it is, but with the angled hole/window it looks like a guage face of sorts.

 

[Roger Mn.]

How big is it?

 

[Roger Mn.]

How big is it?

3 6/8 " wide and 3 1/2' high.

 

[nagant]

Think retired Sarge is on target. Radio needle gauge maybe?

 

[Roger Mn.]

Don't know what it is, but with the angled hole/window it looks like a guage face of sorts.

I think you are right about gauge face. I looked up the early radio dia indicator cover.