{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Graphical Statics: Two Treatises On The Graphical Calculus And Reciprocal Figures In Graphical Statics (1890)","author_name":"Luigi Cremona","thumbnail_url":"https://www.ebooknetworking.net/books/054/862/big0548625166.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0548625166.html\">Graphical Statics: Two Treatises On The Graphical Calculus And Reciprocal Figures In Graphical Statics (1890)</a>","width":400,"height":300}