{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Elements of Plane Surveying, Including Leveling","author_name":"Samuel Marx Barton","thumbnail_url":"https://www.ebooknetworking.net/books/B00/A44/bigB00A44F67Y.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00A44F67Y.html\">Elements of Plane Surveying, Including Leveling</a>","width":400,"height":300}