Marked versions of this have been found, and have a stamp saying 'WOOD' on the top of the Crown, or a letter on the inner skirt. A big thanks to polkysquest for Identifying this item.
- Unmarked (top picture)
- Unmarked, slightly less smooth glaze
- B inside inner skirt (bottom picture)
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Australian Telegraph Insulators
RandomAustralian insulators from communications lines. There are several different kinds that look the same at a glance, but they are very different. This shows some of the many kinds of Australian insulator. There are pottery, porcelain, glass and even...