All Pre-1960; unsure of countries of manufacture
Japan or Germany? ^
England or Germany? ^
Germany? ^
(Tiny size) Australia? ^
England or Japan? ^
Australia, Germany or Japan? ^
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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...