List is sorted by PR
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pr *
  • National Insulator Association
  • www.nia.org
  • This site provides detailed information about the National Insulator Association. Photographs related to collecting glass and porcelain insulators and significant historical data are also available.
3.8
(si*)
<10
5
  • Insulator News & Market Report
  • www.inmr.com
  • A commercial advertising industry specific journal that serves the commercial electrical market as a source of information on international developments in power transmission and distribution.
4.2
(si*)
<5
5
  • Glass Insulators Reference Site
  • www.insulators.info
  • Insulator collectors resource with information on glass and porcelain insulators, show calendar, club listings, glossary, tips and photos of rare items.
4.0
(si*)
-
5
  • Crown Jewels of the Wire Magazine
  • www.crownjewelsofthewire.com
  • Magazine dedicated to the collectors of historic glass and porcelain insulators used by telegraph, telephone and electric power utilities. Includes value finder and subscription information.
3.5
(si*)
-
4
  • Rainbow Riders Trading Post
  • www.rainbowriderstradingpost.com
  • Photos of displays and shows, a few articles, and information about the out-of-print magazine.
3.7
(si*)
-
4
  • MyInsulators.com
  • myinsulators.com
  • Provides space at no charge for insulator and go-with collectors to maintain a site. Also a directory of member sites.
3.4
(si*)
-
3
  • Open Wire Insulator Services
  • www.open-wire.com
  • Conducts periodic auctions, performs appraisals by appointment and offers to purchase collections.
3.4
(si*)
-
3
3.4
(si*)
-
3
  • Teleramics - UK Railway Telegraph Insulators
  • teleramics.com
  • Detailed information and photographs on styles, materials, colours used for railway telegraph insulators from the UK. Sections on designers, markings and manufacturers of these products. Sub sections include railway crockery, insulator fixings, telegraph poles, brackets, and railway lighting.
3.7
(si*)
-
3
  • Glassian
  • www.glassian.org
  • Collections of Ian Macky, including glass insulators, prism glass, and related history.
3.5
(si*)
<5
3