vintage Lot 3 Cast Iron brass meter covers Columbus Pittsburgh

Description

vintage Lot 3 Cast Iron brass meter covers Columbus Pittsburgh.
The first one is from Arctic in East Pittsburgh from the Pittsburgh meter company. It has a diameter of approximately 3 inches. The second one is from the Rockwell manufacturing company in Pittsburgh the Pittsburgh meter division. It has a diameter of 3 inches. It has a glass face The cast-iron one is from the Columbus heating and ventilating company and has a diameter of approximately 3 inches