Rare/Early/collectible insulators in service. These include pre-1925 porcelain insulators, large Pyrex high-voltage insulators, early suspension insulators (Hewlett, O-B Baum Patent, etc.), and other odd, rare, or unusual insulators.
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Early Insulators
Rare/Early/collectible insulators in service. These include pre-1925 porcelain insulators, large Pyrex high-voltage insulators, early suspension insulators (Hewlett, O-B Baum Patent, etc.), and other odd, rare, or unusual insulators.