{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Logarithmic, Trigonometric, and Other Mathematical Tables","author_name":"Henry Hunt Ludlow","thumbnail_url":"https://www.ebooknetworking.net/books/111/590/big1115904450.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1115904450.html\">Logarithmic, Trigonometric, and Other Mathematical Tables</a>","width":400,"height":300}