U-1294: Japan
3" X 5 3/8" (76mm X 137mm)
(skirt - inkstamp) IWABUCHI
1935 . .
Picture courtesy Bob Berry |
3" X 5 3/8" (76mm X 137mm)
(skirt - inkstamp)
2599 {NGK} .
Picture courtesy Bob Berry |
3" X 5 3/8" (76mm X 137mm)
(skirt - inkstamp) KORAN
1925 . .
Picture courtesy Bob Berry |
3" X 5 3/8" (76mm X 137mm)
(skirt - inkstamp) 2601 . . .
Picture courtesy Bob Berry |
U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.