{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The mechanic's calculator; comprehending principles, rules, and tables in the various departments of mathematics and machanics;","author_name":"William Grier","thumbnail_url":"https://www.ebooknetworking.net/books/117/764/big1177648334.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1177648334.html\">The mechanic&#039;s calculator; comprehending principles, rules, and tables in the various departments of mathematics and machanics;</a>","width":400,"height":300}