{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Commentationes astronomicae ad praecessionem et nutationem pertinentes. Second part (Leonhard Euler, Opera Omnia / Opera mechanica et astronomica) (Vol 30) (Latin Edition)","author_name":"Leonhard Euler","thumbnail_url":"https://www.ebooknetworking.net/books/376/431/big3764314583.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3764314583.html\">Commentationes astronomicae ad praecessionem et nutationem pertinentes. Second part (Leonhard Euler, Opera Omnia / Opera mechanica et astronomica) (Vol 30) (Latin Edition)</a>","width":400,"height":300}