{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Adjustment of Observations by the Method of Least Squares: With Applications to Geodetic Work","author_name":"John Fillmore Hayford, Thomas Wallace Wright","thumbnail_url":"https://www.ebooknetworking.net/books/114/738/big1147387869.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1147387869.html\">The Adjustment of Observations by the Method of Least Squares: With Applications to Geodetic Work</a>","width":400,"height":300}