|
3 1/2" X 3 3/4" (86mm X 92mm)
(skirt
ink stamp)
Picture courtesy Bob Berry |
U-2451: Canada
|
3 1/2" X 3 3/4" (86mm X 92mm)
(skirt
ink stamp)
Picture courtesy Bob Berry |
U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.
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