This antique glass insulator is a beautiful addition to any collection. The green color and signature "B" with a number 4 on top make it a unique piece. It was manufactured in the United States and is a great example of a glass insulator.

The insulator is perfect for collectors of all levels and is a great conversation piece. It has been previously used but no wear and tear is noted. This piece is perfect for anyone looking to add a touch of history to their collection. See pictures for unique swirls that were made when mfg. See pictures for condition.