Rugged Insulators, Catalog No. 4
- Description:
- 64-page illustrated Jeffery-Dewitt Insulator Co. trade catalog. Contents include common causes of insulator failure, manufacturing methods and routine tests, suspension and strain insulators, post type insulators, and foreign installations.
- Date Issued:
- 1923-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Subject Topic:
- Champion Spark Plug Co. and Jeffery-Dewitt Insulator Co.
- Rights:
- No Copyright - United States
- URL:
- http://detroithistorical.pastperfectonline.com/archive/7709B080-DAB6-43AF-8398-646529759229