3 3/8" X 5 5/8" (87mm X 144mm)
No markings
Picture courtesy Bob Berry |
U-1754: Germany
3 3/8" X 5 5/8" (87mm X 144mm)
No markings
Picture courtesy Bob Berry |
U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.
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