{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Reference Book for Statical Calculations..(Rapid Statics) Force-Diagrams for Frameworks, Tables, Instructions for Statical Calculations","author_name":"Francis Ruff","thumbnail_url":"https://www.ebooknetworking.net/books/114/849/big1148494464.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1148494464.html\">Reference Book for Statical Calculations..(Rapid Statics) Force-Diagrams for Frameworks, Tables, Instructions for Statical Calculations</a>","width":400,"height":300}