Add a piece of American industrial history to your collection with this Vintage Hemingray 40 Aqua Glass Telephone Insulator (CD152). Embossed with “Hemingray – 40” on the skirt and marked with a #5 on the dome, this insulator is a classic example of early 20th-century utility glass. Maker: Hemingray Glass Company Model: Hemingray-40 FS Embossing: HEMINGRAY RS Embossing: No. 40 CD Number: CD152 Color: Aqua Markings: #5 on dome Material: Pressed glass Era: 1910-1921 Condition: Very Good condition with minor shelf wear, scuffs, and/or light scratches commensurate with age. No chips or cracks to grooves or petticoats, but 2 drip points are chipped. Originally used on telephone and telegraph lines, insulators like this are now highly collectible for their beauty and history. They display wonderfully in windows, on shelves, or as part of a vintage glass collection. ✨ A great gift for insulator collectors or lovers of rustic and industrial décor. Please review the photos carefully as they are part of the description. Price is reflective of condition, age, and market availability. Reasonable offers accepted & modifications to shipping service available. Extra care will be taken to ensure safety during transit. Contact me directly if you have specific questions or need additional photos to make a buying decision.