{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Stadia surveying: the theory of stadia measurements, accompanied by tables of horizontal distances and differences of level for the reduction of stadia field observations","author_name":"Winslow Arthur 1860-","thumbnail_url":"https://www.ebooknetworking.net/books/117/329/big1173293310.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1173293310.html\">Stadia surveying: the theory of stadia measurements, accompanied by tables of horizontal distances and differences of level for the reduction of stadia field observations</a>","width":400,"height":300}