{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The measurement of electric currents Electrical measuring instruments. Meters for electrical energy","author_name":"Thomas Commerford Martin, James Swinburne, C. H. Wordingham","thumbnail_url":"https://www.ebooknetworking.net/books/551/856/big5518569114.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-5518569114.html\">The measurement of electric currents Electrical measuring instruments. Meters for electrical energy</a>","width":400,"height":300}