{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Earthwork and its cost, a handbook of earth excavation","author_name":"Halbert Gillette","thumbnail_url":"https://www.ebooknetworking.net/books/B00/IK9/bigB00IK9KWAQ.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00IK9KWAQ.html\">Earthwork and its cost, a handbook of earth excavation</a>","width":400,"height":300}