{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A treatise on astronomy, spherical and physical; with astronomical problems, and solar, lunar, and other astronomical tables.: For the use of colleges and scientific schools","author_name":"William A. Norton","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1406967963.html\">A treatise on astronomy, spherical and physical; with astronomical problems, and solar, lunar, and other astronomical tables.: For the use of colleges and scientific schools</a>","width":400,"height":300}