{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elements of plane surveying including leveling. v.2","author_name":"Samuel Marx Barton","thumbnail_url":"https://www.ebooknetworking.net/books/B00/5LB/bigB005LBR8RG.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B005LBR8RG.html\">Elements of plane surveying including leveling. v.2</a>","width":400,"height":300}