{"product_id":"unique-early-20th-century-original-ornamental-bronze-and-brass-servants-and-visitors-annunciator-call-button-backplate","title":"unique early 20th century original ornamental bronze and brass \"servants\" and \"visitors\" annunciator call button backplate","description":"rare and unusual c. 1900's antique american original and intact wall-mount annunciator call button plaque or backplate designed and fabricated by or for the knickerbocker annunciator company, new york city, ny. the oversized escutcheon contains two beaded border bronze rosettes once containing button for notifying \"servants\" and\/or \"visitors.\" the backplate plate is comprised of yellow brass with lightly polished finish the neoclassical border is original and intact. salvaged from a chicago gold coast mansion demolished long ago. measures approximately 3 x 10 1\/2 inches.","brand":"vendor-unknown","offers":[{"title":"Default Title","offer_id":50670641611050,"sku":"UR-18631-13","price":295.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/7075\/4858\/files\/20131014-013a_2.jpg?v=1760255090","url":"https:\/\/urbanremainschicago.com\/products\/unique-early-20th-century-original-ornamental-bronze-and-brass-servants-and-visitors-annunciator-call-button-backplate","provider":"Urban Remains Chicago","version":"1.0","type":"link"}