This vintage glass telegraph insulator is a beautiful addition to any collection. With its unique Hemingray No 21 design and round drip points, it's a true gem for collectors of glass insulators. Made in the United States, this piece is a rare find and would make a great addition to any collection. Its aqua blue green color adds a pop of color and is sure to catch the eye of anyone who sees it. Perfect for display or as a conversation starter, this glass insulator is a must-have for any vintage collector.