{"product_id":"vintage-armstrong-clear-glass-telegraph-insulator-cd-121","title":"Vintage Armstrong Clear Glass Telegraph Insulator (CD 121)","description":"\u003cdiv class=\"otQkpb\" role=\"heading\"\u003e\n\u003cstrong\u003eVintage Armstrong Clear Glass Telegraph Insulator (CD 121)\u003c\/strong\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" role=\"heading\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eAdd a piece of rugged industrial American history to your collection with this \u003cstrong class=\"rQesXe MPyX\"\u003eVintage Armstrong Clear Glass Insulator\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e. Manufactured by the renowned Armstrong Cork Company (Glass Division) during the mid-20th century, this classic \"toll\" style insulator (commonly categorized by collectors as a CD 121) was originally designed to insulate telephone and telegraph communication lines across the country.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eMolded from thick, heavy clear glass, it features the iconic double-groove petticoat design and prominent embossed \"Armstrong\" lettering wrapped around the lower skirt base. It is a fantastic artifact for industrial historians, glass collectors, or anyone seeking a unique rustic accent piece.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"Fsg96\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" role=\"heading\"\u003eCreative Ways to Style \u0026amp; Repurpose\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eIndustrial Desk Weight:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Its heavy, thick glass profile makes it a stable, eye-catching paperweight for an office desk.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eUpcycled Crafts:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e A highly popular raw material for DIY crafters building custom industrial pendant lights, garden borders, or table lamps.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eWindow Sill Accent:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Place it in direct sunlight to watch the thick clear glass beautifully catch and refract the morning light.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"Fsg96\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" role=\"heading\"\u003eProduct Specifications\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eBrand:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Armstrong (Embossed on lower base skirt)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eStyle:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Toll Insulator \/ Communication Line Core (CD 121)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eMaterial:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Heavyweight clear molded glass\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eDimensions:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e 3.75\" Height\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eDesign Features:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Deep wire grooves, smooth top crown, and threaded inner cavity.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"Fsg96\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" role=\"heading\"\u003eCondition \u0026amp; Vintage Notes\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eGlass Clarity:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Clear and bright with excellent visibility and authentic vintage glass swirls.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eTop Crown:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e \u003cstrong class=\"rQesXe MPyX\"\u003ePlease note that this item has a visible chip out of the top glass rim.\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e The price has been adjusted downward accordingly.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eGeneral Wear:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e As a true salvaged industrial artifact, expect minor signs of handling history, including light wire friction marks, internal bubbles, or tiny flea bites along the ridges.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"Fsg96\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003chr class=\"j3tEEe\"\u003e","brand":"Wildwood Auction","offers":[{"title":"Default Title","offer_id":50139848343809,"sku":null,"price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1479\/3082\/files\/IMG_4581_Vintage_Armstrong_Clear_Glass_Telegraph_Insulator_CD_121.jpg?v=1785875657","url":"https:\/\/www.themustardseedcollection.com\/products\/vintage-armstrong-clear-glass-telegraph-insulator-cd-121","provider":"The Mustard Seed Collection, The Seed","version":"1.0","type":"link"}