{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Telephony : a detailed exposition of the telephone exchange systems of the British post office","author_name":"Thomas Ernest Procter, William Skirrow, ; Atkinson, James, Herbert","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B007Q9NRUI.html\">Telephony : a detailed exposition of the telephone exchange systems of the British post office</a>","width":400,"height":300}