U-2598: Canada
3 3/4" X 3 1/2" (92mm X 86mm)
(skirt incuse)
Picture courtesy Barrett Nicpon |
3 3/4" X 3 1/2" (92mm X 86mm)
(skirt ink stamp)
Picture courtesy Barrett Nicpon |
3 3/4" X 3 1/2" (92mm X 86mm)
(skirt incuse) 81
Picture courtesy Barrett Nicpon |
U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.