U-2594: Canada
3 5/8" X 3 1/8" (89mm X 77mm)
No markings
Picture courtesy Barrett Nicpon |
3 5/8" X 3 1/8" (89mm X 77mm)
No markings
Picture courtesy Barrett Nicpon |
U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.