{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Fees for testing electrical and photometric standards and electrical measuring instruments","author_name":"United States. Bureau of Standards.","thumbnail_url":"https://www.ebooknetworking.net/books/B00/40N/bigB0040NON4W.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0040NON4W.html\">Fees for testing electrical and photometric standards and electrical measuring instruments</a>","width":400,"height":300}