{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"System of useful formulae, adapted to the practical operations of locating and constructing railroad","author_name":"Borden, S","thumbnail_url":"https://www.ebooknetworking.net/books/111/759/big111759517X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-111759517X.html\">System of useful formulae, adapted to the practical operations of locating and constructing railroad</a>","width":400,"height":300}