There are a large variety of insulators in existence. Collectors interest has been focused on some specific areas and style numbers have been created to assist in identification and cataloging styles. There are many additional insulator types that do not yet have collectors style numbers. Hopefully as collectors branch out to other specialties, additional reference material will be developed. The following list attempts to list the typical insulator types and materials. There are many specialty items that may not be listed here.
Insulators from other materials:
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