U-2071: Czechoslovakia
2 3/8" - 2 3/4" X 3 3/4" (60mm - 69mm X 95mm)
No markings
Picture courtesy Bob Berry |
2 3/8" - 2 7/8" X 3 7/8" (60mm - 72mm X 98mm)
No markings
Picture courtesy Rick Soller |
This style is nicknamed the "noser". U number assignment from Worldwide Porcelain Insulators 1983 by Marilyn Albers & Jack Tod.