{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Telephones and Telegraphs and Municipal Electric Fire-Alarm and Police Patrol Signaling Systems: 1912","author_name":"William Mott Steuart, John W. Curry","thumbnail_url":"https://www.ebooknetworking.net/books/114/842/big1148429433.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1148429433.html\">Telephones and Telegraphs and Municipal Electric Fire-Alarm and Police Patrol Signaling Systems: 1912</a>","width":400,"height":300}