{"product_id":"1826230","title":"Automatic Train Control Bulletin No. 8: Description of Continuous Inductive Train Control Systems of the Union Switch and Signal Company","description":"218 pp. Original wrappers. In-depth description of the devices used by the Union Switch \u0026amp; Signal Company, part of a series released by the American Railway Association. Includes photographs, diagrams, and detailed charts regarding locomotives, gasoline electric motor cars, engine circuits, related apparatus, and signals, with descriptions of over a dozen railroad routes throughout the United States.","brand":"Committee on Automatic Train Control, American Railway Assocaition","offers":[{"title":"Default Title","offer_id":12595106775110,"sku":"1826230","price":20.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1232\/9510\/products\/1826230.jpg?v=1571420737","url":"https:\/\/ym-demo.myshopify.com\/products\/1826230","provider":"Yesterday's Muse","version":"1.0","type":"link"}