{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Treatise On Surveying: Containing The Theory And Practice: To Which Is Prefixed A Perspicuous System Of Plane Trionometry. The Whole Clearly ... Particularly Adapted To The Use Of...","author_name":"Gummere, John","thumbnail_url":"https://www.ebooknetworking.net/books/124/735/big1247353664.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1247353664.html\">A Treatise On Surveying: Containing The Theory And Practice: To Which Is Prefixed A Perspicuous System Of Plane Trionometry. The Whole Clearly ... Particularly Adapted To The Use Of...</a>","width":400,"height":300}