U-2421: Canada
3 3/4" X 3 1/4" (92mm X 80mm)
No markings
Picture courtesy Bob Berry |
3 3/4" X 3 1/4" (92mm X 80mm)
No markings
Picture courtesy Bob Berry |
3 3/4" X 3 1/4" (92mm X 80mm)
No markings
Picture courtesy Bob Berry |
3 3/4" X 3 1/4" (92mm X 80mm)
No markings . .
Picture courtesy Bob Berry |
3 3/4" X 3 1/4" (92mm X 80mm)
(skirt ink stamp)
Picture courtesy Bob Scafe |
3 3/4" X 3 1/4" (92mm X 80mm)
No markings . .
Picture courtesy Bob Berry |
3 3/4" X 3 1/4" (92mm X 80mm)
(skirt incuse)
Picture courtesy Barrett Nicpon |
3 3/4" X 3 1/4" (92mm X 80mm)
(skirt ink Stamp) CP CO HAMILTON CANADA
Picture courtesy Barrett Nicpon |
3 3/4" X 3 1/4" (92mm X 80mm)
(skirt ink Stamp) CP CO HAMILTON CANADA
Picture courtesy Barrett Nicpon |
3 3/4" X 3 1/4" (92mm X 80mm) .
No markings {Base for insulator to the right - British pinhole} . .
Picture courtesy Barrett Nicpon |
3 3/4" X 3 1/4" (92mm X 80mm) .
No markings {note british style pin-hole, made for New Zealand} . .
Picture courtesy Barrett Nicpon |
3 3/4" X 3 1/4" (92mm X 80mm)
(skirt incuse)
Picture courtesy Barrett Nicpon |
U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.