{"product_id":"principles-of-electricity-applied-to-telephone-and-telegraph-work","title":"Principles of Electricity Applied to Telephone and Telegraph Work","description":"\u003cp\u003e\u003c\/p\u003e\u003cp data-start=\"135\" data-end=\"682\"\u003eThis 1953 training course text, \u003cem data-start=\"198\" data-end=\"265\"\u003ePrinciples of Electricity Applied to Telephone and Telegraph Work\u003c\/em\u003e, was prepared by the\u003cstrong\u003e \u003c\/strong\u003eLong Lines Department of the American Telephone and Telegraph Company (AT\u0026amp;T) as part of their internal employee education program. Designed for workers and technicians in the growing telecommunications industry, the manual explains the essential principles of electricity as they apply to\u003cstrong\u003e \u003c\/strong\u003etelephone and telegraph systems, with clear diagrams, examples, and technical illustrations.\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\u003cp data-start=\"684\" data-end=\"1052\"\u003eDistributed in Canada by the Communication Equipment Division of Northern Electric Company, Limited, this publication also served students and individuals interested in mastering the “communications art.” It remains an important piece of telecommunications history, reflecting mid-20th-century electrical theory, training methods, and industry standards.\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\u003cp data-start=\"684\" data-end=\"1052\"\u003eCondition: Very Good. See images.\u003c\/p\u003e","brand":"America Telephone and Telegraph Company","offers":[{"title":"Default Title","offer_id":51740018704681,"sku":"1953VB","price":23.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/9435\/7545\/files\/principles-of-electricity-applied-to-telephone-and-telegraph-work-1607267.webp?v=1763289054","url":"https:\/\/thebookstore.pro\/products\/principles-of-electricity-applied-to-telephone-and-telegraph-work","provider":"The Bookstore","version":"1.0","type":"link"}