|
3" X 4 5/8" (76mm X 117mm)
(skirt inkstamp) 1953 8 {Koransha}
Picture courtesy Bob Berry |
2 3/4" X 4 1/4" (70mm X 108mm)
No markings
Picture courtesy Mike Doyle |
U-1371: Japan
|
3" X 4 5/8" (76mm X 117mm)
(skirt inkstamp) 1953 8 {Koransha}
Picture courtesy Bob Berry |
2 3/4" X 4 1/4" (70mm X 108mm)
No markings
Picture courtesy Mike Doyle |
U number assignment from Worldwide Porcelain Insulators 1983 by Marilyn Albers & Jack Tod.
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