No markings (Hemingray)
Picture Courtesy Bob Berry
With copper skirt attached
Picture Courtesy Rick Soller
CD 118: USA
No markings (Hemingray)
Picture Courtesy Bob Berry |
With copper skirt attached
Picture Courtesy Rick Soller |
This unusual insulator was made by Hemingray to the Leon T. Wilson patent for the copper skirt.
Return to the National Insulator Association home page