{"product_id":"1928-article-paul-welker-tube-ac-conversion-transformer-diagram-battery-cable-117376-sai-035","title":"1928 Article Paul Welker Tube AC Conversion Transformer Diagram Battery SAI","description":"This is an original 1928 one-page article (one single-sided page) titled, \"S \u0026amp; I. 3-Tube A. C. -D. C. Set,\" by Paul Welker. The article features images and diagrams of the receiver. \u003cp\u003eCONDITION\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThis 83+ year old Item is rated Very Fine ++. Light aging throughout. Light wrinkling. No natural defects. No surface rub. No tears. No water damage. Please note that there is print on the reverse. \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eProduct Type:\u003c\/b\u003e Original Print Article; Black \/ White\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGrade:\u003c\/b\u003e Very Fine ++\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e Approximately 8 x 11 inches; 20 x 28 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAuthentication:\u003c\/b\u003e Serial-Numbered Certificate of Authenticity w\/ Full Provenance\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProtection:\u003c\/b\u003e Packaged in a custom archival sleeve with an acid-free black board (great for display, gift-giving, and preservation)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eKeywords specific to this image: tuner ,sockets, condenser, ground, transformer\u003c\/p\u003e\u003cp\u003eSAIA3C28 \u003c\/p\u003e","brand":"Period Paper","offers":[{"title":"Default Title","offer_id":33491346321,"sku":"117376_SAI_035","price":52.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/8371\/products\/SAI_035_2d4b7a2f-8b98-4bbf-a22f-296c3aede34b.jpg?v=1571708395","url":"https:\/\/www.periodpaper.com\/products\/1928-article-paul-welker-tube-ac-conversion-transformer-diagram-battery-cable-117376-sai-035","provider":"Period Paper Historic Art LLC","version":"1.0","type":"link"}