National Insulator Association (NIA) logo

Seldom Seen Insulator Photographs!


This pictorial album is intended to show some insulators that are rare and unusual.  The Embossing, Color, and CD Numbers are given when available.  For more information on CD numbers please see The Glass Insulator In America, a 1988 Report By N.R. Woodward.  For pricing and additional historical information see Insulators, A History and Guide to North American Glass Pintype Insulators and it's companion the 1999 Price Guide.

Browse the list!

Listing by style number: 


ReturnReturn to the National Insulator Association page

Last updated Wednesday, October 22, 2003