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.
Insulator collectors resource with information on glass and porcelain insulators, show calendar, club listings, glossary, tips and photos of rare items.
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.
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.
Features the 'Hemingray Database' with details on this manufacturer's insulator production, photos of shows and displays, 'Laugh Lines' comics, and trip journals.
This site is dedicated to those collectors who inspired by history, stimulated with color and shape, developed this wonderful hobby of insulator collecting. It includes pages for 'Teats On The Petticoat', 'The 1893 Drip Point Patent', 'A fantastic! Gr...