This beautiful carnival glass insulator is a unique addition to any collection. Made in the United States by Hemingray, it features the marking "D-510" and "CD 168". The stunning iridescent finish adds a pop of color to any display.

Although used, this insulator is in excellent condition and has been well-preserved. It is a true piece of history, representing a time when glass insulators were used to protect telegraph and telephone lines. Don't miss out on the opportunity to own this piece of Americana.