{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"An Introduction to Practical Astronomy: Volume 1: Containing Tables for Facilitating the Reduction of Celestial Observations, and a Popular ... (Cambridge Library Collection - Astronomy)","author_name":"William Pearson","thumbnail_url":"https://www.ebooknetworking.net/books/110/806/big1108064051.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1108064051.html\">An Introduction to Practical Astronomy: Volume 1: Containing Tables for Facilitating the Reduction of Celestial Observations, and a Popular ... (Cambridge Library Collection - Astronomy)</a>","width":400,"height":300}