{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Standard time and frequency: its generation, control, and dissemination from the National Bureau of Standards Time and Frequency Division","author_name":"John B. Milton","thumbnail_url":"https://www.ebooknetworking.net/books/B00/40Z/bigB0040ZOC8M.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0040ZOC8M.html\">Standard time and frequency: its generation, control, and dissemination from the National Bureau of Standards Time and Frequency Division</a>","width":400,"height":300}