{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of This Art : With a New Set of Accurate Mathematical Tables","author_name":"Robert Gibson, James Ryan","thumbnail_url":"https://www.ebooknetworking.net/books/B00/A28/bigB00A284NVM.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00A284NVM.html\">The Theory and Practice of Surveying: Containing All the Instructions Requisite for the Skilful Practice of This Art : With a New Set of Accurate Mathematical Tables</a>","width":400,"height":300}