U-1743: Germany
3 5/8" X 5 5/8" (89mm X 138mm)
(skirt ink stamp)
Picture courtesy Bob Scafe |
3 3/8" X 5 5/8" (83mm X 135mm)
(ear inkstamp)
Picture courtesy Bob Scafe |
3 1/2" X 5 5/8" (86mm X 138mm)
(dome ink stamp)
Picture courtesy Bob Scafe |
3 1/2" X 5 5/8" (86mm X 138mm)
(skirt incuse) T. D. Schomburg 1880
Picture courtesy Bob Berry |
U number assignment from Worldwide Porcelain Insulators by Marilyn Albers & Jack Tod.