{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"An Introduction to Geodetic Surveying: In Three Parts: I. the Figure of the Earth. Ii. the Principles of Least Squares. Iii. the Field Work of Triangulation","author_name":"Mansfield Merriman","thumbnail_url":"https://www.ebooknetworking.net/books/114/478/big1144787998.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1144787998.html\">An Introduction to Geodetic Surveying: In Three Parts: I. the Figure of the Earth. Ii. the Principles of Least Squares. Iii. the Field Work of Triangulation</a>","width":400,"height":300}