{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"On the Principles and Development of the Calculator and Other Seminal Writings","author_name":"Charles Babbage","thumbnail_url":"https://www.ebooknetworking.net/books/048/624/big0486246914.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0486246914.html\">On the Principles and Development of the Calculator and Other Seminal Writings</a>","width":400,"height":300}