A color reference system combining the functions of colorimeter and spectrograph as a tool for identifying the colors in glass collections.

Plastic resin reproductions of rare insulators, for sale from a collector.

Features Brookfield history, authentic reproductions of an actual hardbound catalog for sale, plus an insulator store.

Wide variety of colorful insulators and 'go-withs', offered for sale direct from two collectors in Connecticut.

This commercial site presents the details of a full range of collector services including on-line insulator auctions and consignment services, augmented by an optional full-color hardcopy catalog.

Insulator enthusiasts provide for sale a large selection of insulators, the latest insulator price guide, and supplies for collectors.