{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Switchboard Measuring Instruments: For Continuous and Polyphase Systems (Classic Reprint)","author_name":"John C. Connan","thumbnail_url":"https://www.ebooknetworking.net/books/133/048/big1330485688.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1330485688.html\">Switchboard Measuring Instruments: For Continuous and Polyphase Systems (Classic Reprint)</a>","width":400,"height":300}