N-TBD: United States (USA)

3 3/4" X 4" (96mm X 102mm)

 

(dome) W.E.CO.           

TRADE

MARK

 

Picture courtesy Matt Grayson

3 7/8" X 4 1/4" (99mm X 108mm)

 

 

 

No markings

 

 

 

Picture courtesy Bob Berry

 


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