{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Surveying and levelling instruments, theoretically and practically described","author_name":"William Ford Stanley","thumbnail_url":"https://www.ebooknetworking.net/books/B00/B32/bigB00B320L4E.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00B320L4E.html\">Surveying and levelling instruments, theoretically and practically described</a>","width":400,"height":300}