|
3 1/8" X 3 5/8" (79mm X 93mm)
(skirt incuse)
Picture courtesy Bob Berry |
U-1761: Unknown
|
3 1/8" X 3 5/8" (79mm X 93mm)
(skirt incuse)
Picture courtesy Bob Berry |
U number assignment from Worldwide Porcelain Insulators 1986 Supplement by Marilyn Albers & Jack Tod.
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