Large Corning Pyrex Insulators on Single Circuit Transmission Line, c.1950.

By Joe Maurath, Jr.; posted March 3, 2021

View Original: Click to zoom, then click to magnify (597 x 386) 29KB

 


A couple smaller Pyrex pintypes are beneath and without wires on a small crossarm which probably once supported the power company's private telephone line (used for dispatching, etc.).

619394964